removing container related stuff to attempt on docker again for the heck of it

.github/workflows/build.yml

@@ -11,11 +11,6 @@ on:
       - "**.md"
   pull_request:
   workflow_dispatch: # allow manually triggering builds
-container:
-  cap_add:
-    - CAP_SYS_ADMIN
-  volumes:
-    - /run/user/1000/podman/podman.sock:/var/run/docker.sock:z
 concurrency:
   # only run one build at a time
   group: ${{ github.workflow }}-${{ github.ref || github.run_id }}