Bump docker/build-push-action from 3 to 4

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 3 to 4.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](https://github.com/docker/build-push-action/compare/v3...v4)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/master.yml

@@ -70,7 +70,7 @@ jobs:
           update-binfmts --enable
 
       - name: Build and push Alpine
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v4
         with:
           context: .
           push: true
@@ -119,7 +119,7 @@ jobs:
             ${{ runner.os }}-buildx-
 
       - name: Build and push Ubuntu
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v4
         with:
           context: .
           push: true

.github/workflows/pull_request.yml

@@ -65,7 +65,7 @@ jobs:
           update-binfmts --enable
 
       - name: Build Alpine
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v4
         with:
           context: .
           push: false

.github/workflows/tags.yml

@@ -72,7 +72,7 @@ jobs:
           update-binfmts --enable
 
       - name: Build and push Alpine
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v4
         with:
           context: .
           push: true
@@ -123,7 +123,7 @@ jobs:
             ${{ runner.os }}-buildx-
 
       - name: Build and push Ubuntu
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v4
         with:
           context: .
           push: true