Fix typo in GUI label

Author: vkbo

i18n/nw_base.ts

@@ -1121,7 +1121,7 @@
     </message>
     <message>
         <location filename="../novelwriter/tools/manussettings.py" line="132" />
-        <source>Auro-Update Preview</source>
+        <source>Auto-Update Preview</source>
         <translation type="unfinished" />
     </message>
     <message>

novelwriter/tools/manussettings.py

@@ -129,7 +129,7 @@ def __init__(self, parent: GuiMain, build: BuildSettings) -> None:
         self.swtAutoPreview = NSwitch(self, height=iPx)
         self.swtAutoPreview.setChecked(options.getBool("GuiBuildSettings", "autoPreview", True))
 
-        self.lblAutoPreview = QLabel(self.tr("Auro-Update Preview"), self)
+        self.lblAutoPreview = QLabel(self.tr("Auto-Update Preview"), self)
         self.lblAutoPreview.setBuddy(self.swtAutoPreview)
 
         # Buttons