removes minor version in action

Author: paulsavoie

docs/trusted-build-systems/github.md

@@ -43,7 +43,7 @@ steps:
     path: path/to/your/artifact
 
 - id: optional_step_id
-  uses: signpath/github-action-submit-signing-request@v1.1
+  uses: signpath/github-action-submit-signing-request@v1
   with:
     api-token: '${{ secrets.SIGNPATH_API_TOKEN }}'
     organization-id: '<SignPath organization id>'