chore: makes dotnet versions installation clearer

Signed-off-by: Vincent Biret <[email protected]>

Author: baywet

.azure-pipelines/generation-templates/capture-metadata.yml

@@ -52,7 +52,10 @@ steps:
 
 - template: download-typewriter.yml
 
+# required for typewriter
 - template: use-dotnet-sdk.yml
+  parameters:
+    version: '8.x'
 
 ## Only run if the previous step was successful
 - pwsh: '$(scriptsDirectory)/run-typewriter-clean-metadata.ps1'
@@ -113,8 +116,6 @@ steps:
 
 # Use the clean metadata from the last step to generate DotNet files.
 
-- template: use-dotnet-sdk.yml
-
 # required for the hidi installation validation
 - template: use-dotnet-sdk.yml
   parameters: