Use better release binary directory name, and don't tag manually

.github/workflows/post-merge.yml

@@ -43,11 +43,6 @@ jobs:
 
           echo "Continuing to create release tag for $VERSION"
 
-          git config user.name BridgeBoard-PC-Boot-Patcher-AutoRelease
-
-          git tag "$VERSION"
-          git push origin "$VERSION"
-
           echo "release=true" >> $GITHUB_OUTPUT
           echo "version=$VERSION" >> $GITHUB_OUTPUT
 
@@ -97,7 +92,7 @@ jobs:
         run: |
           binary_name="bridgeboard-pc-boot-patcher"
 
-          dirname="$binary_name-${{ needs.check-for-release.outputs.version }}-${{ matrix.target }}"
+          dirname="$binary_name-${{ needs.check-for-release.outputs.version }}-${{ matrix.build }}"
           mkdir "$dirname"
           if [ "${{ matrix.os }}" = "windows-latest" ]; then
             mv "target/${{ matrix.target }}/release/$binary_name.exe" "$dirname"