ci: pin all github actions (#104)

Author: runejo

.github/workflows/dependabot.yml

@@ -15,7 +15,7 @@ jobs:
     steps:
       - name: Dependabot metadata
         id: metadata
-        uses: dependabot/fetch-metadata@25dd0e34f4fe68f24cc83900b1fe3fe149efef98 #v3.1.0
+        uses: dependabot/fetch-metadata@25dd0e34f4fe68f24cc83900b1fe3fe149efef98 # v3.1.0
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"
       - name: Approve

.github/workflows/msbuild.yml

@@ -24,10 +24,10 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-      - uses: actions/checkout@v7.0.0
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
       - name: Setup .NET
-        uses: actions/setup-dotnet@v5.3.0
+        uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2 # v5.3.0
         with:
           dotnet-version: 8.0.x
 

.github/workflows/nuget.yml

@@ -14,13 +14,13 @@ jobs:
 
     steps:
 
-    - uses: actions/checkout@v7.0.0
+    - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
       with:
         fetch-depth: 0
 
-    - uses: microsoft/setup-msbuild@30375c66a4eea26614e0d39710365f22f8b0af57 #v3.0.0
+    - uses: microsoft/setup-msbuild@30375c66a4eea26614e0d39710365f22f8b0af57 # v3.0.0
 
-    - uses: NuGet/setup-nuget@fd55a6f3b34392fa83fde1454582407d8c714123 #v4.0
+    - uses: NuGet/setup-nuget@fd55a6f3b34392fa83fde1454582407d8c714123 # v4.0
 
     - name: Restore NuGet packages
       run: nuget restore