.github: bump actions/setup-go from 6.3.0 to 6.4.0

Bumps [actions/setup-go](https://github.com/actions/setup-go) from 6.3.0 to 6.4.0.
- [Release notes](https://github.com/actions/setup-go/releases)
- [Commits](actions/setup-go@4b73464...4a36011)

---
updated-dependencies:
- dependency-name: actions/setup-go
  dependency-version: 6.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/static-analysis.yml

@@ -17,7 +17,7 @@ jobs:
       uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
     - name: Install Go
-      uses: actions/setup-go@4b73464bb391d4059bd26b0524d20df3927bd417 # v5.0.2
+      uses: actions/setup-go@4a3601121dd01d1626a1e23e37211e3254c1c06c # v5.0.2
       with:
         go-version: '1.26'
 

.github/workflows/test.yml

@@ -22,7 +22,7 @@ jobs:
       uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
     - name: Install Go
-      uses: actions/setup-go@4b73464bb391d4059bd26b0524d20df3927bd417 # v5.0.2
+      uses: actions/setup-go@4a3601121dd01d1626a1e23e37211e3254c1c06c # v5.0.2
       with:
         go-version: ${{ matrix.go-version }}