Update pr.yml

Author: dsyme

.github/workflows/pr.yml

@@ -1,4 +1,4 @@
-name: Release docs
+name: Pull request checks
 
 on: [push]
 
@@ -30,4 +30,4 @@ jobs:
     - name: Build FSharp.Formatting master
       run: cd FSharp.Formatting && .\build -t Build
     - name: Run fsdocs
-      run: dotnet FSharp.Formatting\src\FSharp.Formatting.CommandTool\bin\Release\net5.0\fsdocs.dll build --sourcefolder fsharp
+      run: dotnet FSharp.Formatting\src\FSharp.Formatting.CommandTool\bin\Release\net5.0\fsdocs.dll build --sourcefolder fsharp