Remove prebuilt musl binaries in release config

.github/workflows/release.yml

@@ -34,8 +34,12 @@ jobs:
 
           # Targets using cross-compilation (upload-rust-binary-action
           # detects that they need cross).
-          - target: x86_64-unknown-linux-musl
+
-            os: ubuntu-20.04
+          # TODO: fix musl so it statically links during release, see
+          # https://github.com/Wilfred/difftastic/issues/563
+          #
+          # - target: x86_64-unknown-linux-musl
+          #   os: ubuntu-20.04
           - target: aarch64-unknown-linux-gnu
             os: ubuntu-20.04
           - target: aarch64-apple-darwin
@@ -63,4 +67,3 @@ jobs:
       - uses: katyo/publish-crates@v1
         with:
           registry-token: ${{ secrets.CARGO_REGISTRY_TOKEN }}
-

CHANGELOG.md

@@ -17,6 +17,16 @@ values are constructed, such as `Foo {}`).
 
 Improved syntax highlighting for C#.
 
+### Build
+
+This release does not provide a prebuilt musl binary, due
+to [a dynamic linking
+issue](https://github.com/Wilfred/difftastic/issues/563) with binaries
+in the release script.
+
+musl remains tested in CI and supported for users, but you will need
+to compile difftastic from source.
+
 ## 0.51.1 (released 25th August 2023)
 
 Fixed an issue with GitHub actions that prevented prebuilt binaries