Bump actions/cache from 5 to 6

Bumps [actions/cache](https://github.com/actions/cache) from 5 to 6.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v5...v6)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/build-and-test.yml

@@ -49,7 +49,7 @@ jobs:
         run: echo "lfs_key=$LFS_KEY" >> "$GITHUB_OUTPUT"
 
       - name: Git Setup LFS Cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: .git/lfs
           key: ${{ steps.expose-key.outputs.lfs_key }}
@@ -144,7 +144,7 @@ jobs:
 
       # Use the warmed key from WarmLFS. Do not recompute or recreate .lfs-assets-id here.
       - name: Git Setup LFS Cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: .git/lfs
           key: ${{ needs.WarmLFS.outputs.lfs_key }}
@@ -157,7 +157,7 @@ jobs:
         uses: NuGet/setup-nuget@v4
 
       - name: NuGet Setup Cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         id: nuget-cache
         with:
           path: ~/.nuget
@@ -243,7 +243,7 @@ jobs:
         uses: NuGet/setup-nuget@v4
 
       - name: NuGet Setup Cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         id: nuget-cache
         with:
           path: ~/.nuget