Updated links for raster samples

Author: imalcolm1

src/MAUI/Maui.Samples/Samples/Layers/RasterLayerFile/readme.md

@@ -31,7 +31,7 @@ This sample downloads the following items from ArcGIS Online automatically:
 
 ## Additional information
 
-See the topic [What is raster data?](http://desktop.arcgis.com/en/arcmap/10.3/manage-data/raster-and-images/what-is-raster-data.htm) in the *ArcMap* documentation for more information about raster images.
+See the topic [Introduction to image and raster data](https://pro.arcgis.com/en/pro-app/latest/help/data/imagery/introduction-to-raster-data.htm) in the *ArcGIS Pro* documentation for more information about raster images.
 
 ## Tags
 

src/MAUI/Maui.Samples/Samples/Layers/RasterLayerRasterFunction/readme.md

@@ -32,7 +32,7 @@ The raster function is applied automatically when the sample starts and the resu
 
 ## About the data
 
-The sample applies a hillshade function to a raster produced from the National Land Cover Database, [NLCDLandCover2001](https://sampleserver6.arcgisonline.com/arcgis/rest/services/NLCDLandCover2001/ImageServer). You can learn more about the [hillshade function](http://desktop.arcgis.com/en/arcmap/latest/manage-data/raster-and-images/hillshade-function.htm) in the *ArcMap* documentation.
+The sample applies a hillshade function to a raster produced from the National Land Cover Database, [NLCDLandCover2001](https://sampleserver6.arcgisonline.com/arcgis/rest/services/NLCDLandCover2001/ImageServer). You can learn more about the [hillshade function](https://pro.arcgis.com/en/pro-app/latest/help/analysis/raster-functions/hillshade-function.htm) in the *ArcGIS Pro* documentation.
 
 ## Additional information
 

src/WPF/WPF.Viewer/Samples/Layers/RasterLayerFile/readme.md

@@ -31,7 +31,7 @@ This sample downloads the following items from ArcGIS Online automatically:
 
 ## Additional information
 
-See the topic [What is raster data?](http://desktop.arcgis.com/en/arcmap/10.3/manage-data/raster-and-images/what-is-raster-data.htm) in the *ArcMap* documentation for more information about raster images.
+See the topic [Introduction to image and raster data](https://pro.arcgis.com/en/pro-app/latest/help/data/imagery/introduction-to-raster-data.htm) in the *ArcGIS Pro* documentation for more information about raster images.
 
 ## Tags
 

src/WPF/WPF.Viewer/Samples/Layers/RasterLayerRasterFunction/readme.md

@@ -32,7 +32,7 @@ The raster function is applied automatically when the sample starts and the resu
 
 ## About the data
 
-The sample applies a hillshade function to a raster produced from the National Land Cover Database, [NLCDLandCover2001](https://sampleserver6.arcgisonline.com/arcgis/rest/services/NLCDLandCover2001/ImageServer). You can learn more about the [hillshade function](http://desktop.arcgis.com/en/arcmap/latest/manage-data/raster-and-images/hillshade-function.htm) in the *ArcMap* documentation.
+The sample applies a hillshade function to a raster produced from the National Land Cover Database, [NLCDLandCover2001](https://sampleserver6.arcgisonline.com/arcgis/rest/services/NLCDLandCover2001/ImageServer). You can learn more about the [hillshade function](https://pro.arcgis.com/en/pro-app/latest/help/analysis/raster-functions/hillshade-function.htm) in the *ArcGIS Pro* documentation.
 
 ## Additional information
 

src/WinUI/ArcGIS.WinUI.Viewer/Samples/Layers/RasterLayerFile/readme.md

@@ -31,7 +31,7 @@ This sample downloads the following items from ArcGIS Online automatically:
 
 ## Additional information
 
-See the topic [What is raster data?](http://desktop.arcgis.com/en/arcmap/10.3/manage-data/raster-and-images/what-is-raster-data.htm) in the *ArcMap* documentation for more information about raster images.
+See the topic [Introduction to image and raster data](https://pro.arcgis.com/en/pro-app/latest/help/data/imagery/introduction-to-raster-data.htm) in the *ArcGIS Pro* documentation for more information about raster images.
 
 ## Tags
 

src/WinUI/ArcGIS.WinUI.Viewer/Samples/Layers/RasterLayerRasterFunction/readme.md

@@ -32,7 +32,7 @@ The raster function is applied automatically when the sample starts and the resu
 
 ## About the data
 
-The sample applies a hillshade function to a raster produced from the National Land Cover Database, [NLCDLandCover2001](https://sampleserver6.arcgisonline.com/arcgis/rest/services/NLCDLandCover2001/ImageServer). You can learn more about the [hillshade function](http://desktop.arcgis.com/en/arcmap/latest/manage-data/raster-and-images/hillshade-function.htm) in the *ArcMap* documentation.
+The sample applies a hillshade function to a raster produced from the National Land Cover Database, [NLCDLandCover2001](https://sampleserver6.arcgisonline.com/arcgis/rest/services/NLCDLandCover2001/ImageServer). You can learn more about the [hillshade function](https://pro.arcgis.com/en/pro-app/latest/help/analysis/raster-functions/hillshade-function.htm) in the *ArcGIS Pro* documentation.
 
 ## Additional information