Bump docker/metadata-action from 5.5.1 to 5.6.1 (#258)

Bumps [docker/metadata-action](https://github.com/docker/metadata-action) from 5.5.1 to 5.6.1.
- [Release notes](https://github.com/docker/metadata-action/releases)
- [Commits](docker/metadata-action@8e5442c...369eb59)

---
updated-dependencies:
- dependency-name: docker/metadata-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/alpine-mainline.yml

@@ -85,7 +85,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged
@@ -203,7 +203,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged
@@ -321,7 +321,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged

.github/workflows/alpine-stable.yml

@@ -85,7 +85,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged
@@ -195,7 +195,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged
@@ -305,7 +305,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged

.github/workflows/debian-mainline.yml

@@ -85,7 +85,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged
@@ -204,7 +204,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged

.github/workflows/debian-stable.yml

@@ -85,7 +85,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged
@@ -196,7 +196,7 @@ jobs:
 
       - name: Extract metadata (annotations, labels, tags) for Docker
         id: meta
-        uses: docker/metadata-action@8e5442c4ef9f78752691e2d8f8d19755c6f78e81 # v5.5.1
+        uses: docker/metadata-action@369eb591f429131d6889c46b94e711f089e6ca96 # v5.6.1
         with:
           images: |
             docker.io/nginxinc/nginx-unprivileged