Fix alpine 3.7 build

Author: tiredofit

.github/workflows/main.yml

@@ -629,7 +629,7 @@ jobs:
           builder: ${{ steps.buildx.outputs.name }}
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          platforms: linux/amd64
           push: true
           tags: ${{ steps.prep.outputs.tags }}
           build-args: |
@@ -733,7 +733,7 @@ jobs:
           builder: ${{ steps.buildx.outputs.name }}
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          platforms: linux/amd64
           push: true
           tags: ${{ steps.prep.outputs.tags }}
           build-args: |

.github/workflows/manual.yml

@@ -626,7 +626,7 @@ jobs:
           builder: ${{ steps.buildx.outputs.name }}
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          platforms: linux/amd64
           push: true
           tags: ${{ steps.prep.outputs.tags }}
           build-args: |
@@ -730,7 +730,7 @@ jobs:
           builder: ${{ steps.buildx.outputs.name }}
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          platforms: linux/amd64
           push: true
           tags: ${{ steps.prep.outputs.tags }}
           build-args: |
@@ -1047,4 +1047,3 @@ jobs:
           tags: ${{ steps.prep.outputs.tags }}
           build-args: |
              DEBIAN_VERSION=${{ env.RELEASE }}
-