remove cruft

.github/workflows/build-release.yml

@@ -1,14 +0,0 @@
-jobs:
-  release:
-    name: Release - ${{ matrix.platform.os_name }}
-    # if: startsWith( github.ref, 'refs/tags/v' ) || github.ref == 'refs/tags/test-release'
-    strategy:
-      matrix:
-        platform:
-          - os_name: Linux-x86_64
-            os: ubuntu-latest
-            target: x86_64-unknown-linux-musl
-            bin: ubi
-            name: ubi-Linux-x86_64-musl.tar.gz
-            cross: false
-            cargo_command: cargo