Update download links

Author: kmokstad

docs/installation_guide.md

@@ -45,9 +45,10 @@ Then, install the required Qt6 packages:
 ## First Run
 
 ![FEDEM](images/logo.png){: align="right" style="height:40px;width:40px"}
-To start FEDEM with an empty model, either double-click the FEDEM icon on the Desktop,
-or select in from the Windows Start menu. On Linux, execute the launcher script
-`/usr/local/Fedem-8.0.1/fedem`.
+To start FEDEM with an empty model,
+either double-click the FEDEM icon on the Desktop,
+or select it from the Windows Start menu.
+On Linux, execute the launcher script `/usr/local/Fedem-8.0.1/fedem`.
 
 The welcome screen of the FEDEM GUI should then (after a few seconds) appear, like this:
 

mkdocs.yml

@@ -12,8 +12,8 @@ nav:
     - Development Setup: development_setup.md
     - Python API (fedempy): python_api.md
   - Download:
-    - Windows installer (zip): https://github.com/openfedem/fedem-gui/releases/download/fedem-8.1.0/FedemInstaller-R8.1.0.zip
-    - Linux installation (tar.gz): https://github.com/openfedem/fedem-gui/releases/download/fedem-8.1.0/Fedem-R8.1.0_Ubuntu-22.04.tar.gz
+    - Windows installer (zip): https://github.com/openfedem/fedem-gui/releases/download/fedem-8.1.0.8/FedemInstaller-R8.1.0.8.zip
+    - Linux installation (tar.gz): https://github.com/openfedem/fedem-gui/releases/download/fedem-8.1.0.8/Fedem-R8.1.0.8_Ubuntu-22.04.tar.gz
     - Linux solvers (tar.gz): https://github.com/openfedem/fedem-solvers/releases/download/fedem-8.1.0/fedem-solvers-4.0.2_linux64.tar.gz
     - fedempy package (tar.gz): https://github.com/openfedem/fedem-solvers/releases/download/fedem-8.1.0/fedempy-4.0.2.tar.gz
   - Documentation: