Drop support for quay.io

Having everything at GitHub should be fine enough, no need to maintain 2 registries.

.github/workflows/release.yml

@@ -39,13 +39,6 @@ jobs:
           username: ${{ github.repository_owner }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Login to quay.io
-        uses: docker/login-action@v2
-        with:
-          registry: quay.io
-          username: ${{ secrets.QUAY_IO_USER }}
-          password: ${{ secrets.QUAY_IO_TOKEN }}
-
       - name: Build changelog from PRs with labels
         id: build_changelog
         uses: mikepenz/release-changelog-builder-action@v3

.goreleaser.yml

@@ -29,7 +29,6 @@ snapshot:
 dockers:
   - image_templates:
       - "ghcr.io/ccremer/zfs-provisioner:v{{ .Version }}-amd64"
-      - "quay.io/ccremer/zfs-provisioner:v{{ .Version }}-amd64"
 
     extra_files:
       - docker/zfs.sh
@@ -42,7 +41,6 @@ dockers:
 
   - image_templates:
       - "ghcr.io/ccremer/zfs-provisioner:v{{ .Version }}-arm64"
-      - "quay.io/ccremer/zfs-provisioner:v{{ .Version }}-arm64"
 
     extra_files:
       - docker/zfs.sh
@@ -57,23 +55,6 @@ docker_manifests:
   # For prereleases, updating `latest` and the floating tags of the major version does not make sense.
   # Only the image for the exact version should be pushed.
 
-  # Quay.io
-  - name_template: "{{ if not .Prerelease }}quay.io/ccremer/zfs-provisioner:latest{{ end }}"
-    image_templates:
-      - "quay.io/ccremer/zfs-provisioner:v{{ .Version }}-amd64"
-      - "quay.io/ccremer/zfs-provisioner:v{{ .Version }}-arm64"
-
-  - name_template: "{{ if not .Prerelease }}quay.io/ccremer/zfs-provisioner:v{{ .Major }}{{ end }}"
-    image_templates:
-      - "quay.io/ccremer/zfs-provisioner:v{{ .Version }}-amd64"
-      - "quay.io/ccremer/zfs-provisioner:v{{ .Version }}-arm64"
-
-  - name_template: "quay.io/ccremer/zfs-provisioner:v{{ .Version }}"
-    image_templates:
-      - "quay.io/ccremer/zfs-provisioner:v{{ .Version }}-amd64"
-      - "quay.io/ccremer/zfs-provisioner:v{{ .Version }}-arm64"
-
-  # Docker.io
   - name_template: "{{ if not .Prerelease }}ghcr.io/ccremer/zfs-provisioner:latest{{ end }}"
     image_templates:
       - "ghcr.io/ccremer/zfs-provisioner:v{{ .Version }}-amd64"