feat(action): update ggshield to 1.21.0

Author: GG-HH

README.md

@@ -44,7 +44,7 @@ jobs:
         with:
           fetch-depth: 0 # fetch all history so multiple commits can be scanned
       - name: GitGuardian scan
-        uses: GitGuardian/ggshield-action@v1.20.0
+        uses: GitGuardian/ggshield-action@v1.21.0
         env:
           GITHUB_PUSH_BEFORE_SHA: ${{ github.event.before }}
           GITHUB_PUSH_BASE_SHA: ${{ github.event.base }}
@@ -75,7 +75,7 @@ jobs:
         with:
           fetch-depth: 0 # fetch all history so multiple commits can be scanned
       - name: GitGuardian scan
-        uses: GitGuardian/ggshield-action@v1.20.0
+        uses: GitGuardian/ggshield-action@v1.21.0
         with:
           args: -v --ignore-known-secrets
         env:

action.yml

@@ -14,7 +14,7 @@ branding:
   color: "blue"
 runs:
   using: "docker"
-  image: "docker://gitguardian/ggshield:v1.20.0"
+  image: "docker://gitguardian/ggshield:v1.21.0"
   entrypoint: "/app/docker/actions-secret-entrypoint.sh"
   args:
     - ${{ inputs.args }}