fix(ci): downgrade the govulncheck to use go v1.25

For some reason new version of govulncheck has a problem with v1.26.*.

Author: nman98

.github/workflows/govulncheck.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@4a3601121dd01d1626a1e23e37211e3254c1c06c # v6.4
         with:
-          go-version: "1.26.1"
+          go-version: "1.25.11"
 
       - name: Setup Go Vulncheck
         run: go install golang.org/x/vuln/cmd/govulncheck@latest