build: remove bullseye from builds

Author: sidey79

.github/workflows/build.yml

@@ -99,7 +99,7 @@ jobs:
   base_build:
     strategy:
       matrix:
-        dockerfile: [-bullseye, -threaded-bullseye, -bookworm, -threaded-bookworm]
+        dockerfile: [-bookworm, -threaded-bookworm]
         platform: [arm/v7, amd64, arm64, 386]
     runs-on: ubuntu-latest
     steps:
@@ -135,7 +135,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        dockerfile: [-bullseye, -threaded-bullseye, -bookworm, -threaded-bookworm]
+        dockerfile: [-bookworm, -threaded-bookworm]
         platform: [arm/v7, arm64, 386]
     steps:
       - name: Checkout this repository
@@ -197,7 +197,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        dockerfile: [-bullseye, -threaded-bullseye, -bookworm, -threaded-bookworm]
+        dockerfile: [-bookworm, -threaded-bookworm]
     # Steps represent a sequence of tasks that will be executed as part of the job
     env:
       TAG_LATEST: ${{ (contains(matrix.dockerfile,'threaded') || github.event.release.prerelease == 1) && 'false' || 'auto' }}