chore(deps): update actions/cache action to v4

Author: renovate[bot]

.github/workflows/ci.yml

@@ -131,7 +131,7 @@ jobs:
         uses: actions/setup-dotnet@3447fd6a9f9e57506b15f895c5b76d3b197dc7c2 # v3
         with:
           dotnet-version: '6.0.x'
-      - uses: actions/cache@e12d46a63a90f2fae62d114769bbf2a179198b5c # v3
+      - uses: actions/cache@0c907a75c2c80ebcb7f088228285e798b750cf8f # v4
         with:
           path: ~/.nuget/packages
           # Look to see if there is a cache hit for the corresponding requirements file