chore: fix go link for unmanaged dependency check (#2407)

Updating the go link with correct one.

Author: suztomo

java-shared-dependencies/unmanaged-dependency-check/action.yaml

@@ -37,7 +37,7 @@
         unmanaged_dependencies=$(mvn exec:java -Dexec.args="../pom.xml ${bom_absolute_path}" -q)
         if [[ "${unmanaged_dependencies}" != "[]" ]]; then
           echo "This pull request seems to add new third-party dependency, ${unmanaged_dependencies}, among the artifacts listed in ${{ inputs.bom-path }}."
-          echo "Please see go/cloud-sdk-java-dependency-governance."
+          echo "Please see go/cloud-sdk-java-dependencies."
           exit 1
         fi