chore(deps): update docker/build-push-action digest to 9e436ba

Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

.github/workflows/e2e-test.yaml

@@ -27,7 +27,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: "Build:dockerimage"
         # this is v6.16.0
-        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1
+        uses: docker/build-push-action@9e436ba9f2d7bcd1d038c8e55d039d37896ddc5d
         with:
           context: .
           file: Dockerfile.controller

.github/workflows/push.yaml

@@ -53,7 +53,7 @@ jobs:
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: "Build:dockerimage"
         # this is v6.16.0
-        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1
+        uses: docker/build-push-action@9e436ba9f2d7bcd1d038c8e55d039d37896ddc5d
         with:
           context: .
           push: true
@@ -64,7 +64,7 @@ jobs:
           tags: ghcr.io/grafana/k6-operator:latest,ghcr.io/grafana/k6-operator:controller-${{env.IMAGETAG}}
       - name: "Build:dockerimage"
         # this is v6.16.0
-        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1
+        uses: docker/build-push-action@9e436ba9f2d7bcd1d038c8e55d039d37896ddc5d
         with:
           context: .
           push: true
@@ -73,7 +73,7 @@ jobs:
           tags: ghcr.io/grafana/k6-operator:latest-runner,ghcr.io/grafana/k6-operator:runner-${{env.IMAGETAG}}
       - name: "Build:dockerimage"
         # this is v6.16.0
-        uses: docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1
+        uses: docker/build-push-action@9e436ba9f2d7bcd1d038c8e55d039d37896ddc5d
         with:
           context: .
           push: true