try to please tidy

Author: khuey

tests/run-make/rust-lld-compress-debug-sections/rmake.rs

@@ -25,7 +25,8 @@ fn check_compression(compression: &str, to_find: &str) {
             assert_contains(
                 stderr,
                 format!(
-                    "LLVM was not built with LLVM_ENABLE_{to_find} or did not find {compression} at build time"
+                    "\
+LLVM was not built with LLVM_ENABLE_{to_find} or did not find {compression} at build time"
                 ),
             );
         }