update

Author: tgross35

library/compiler-builtins/crates/josh-sync/src/sync.rs

@@ -107,7 +107,8 @@ impl GitSync {
         // This should not add any new root commits. So count those before and after merging.
         let num_roots = || -> u32 {
             let out = self.read(["git", "rev-list", "HEAD", "--max-parents=0", "--count"]);
-            out.parse::<u32>()
+            out.trim()
+                .parse::<u32>()
                 .unwrap_or_else(|e| panic!("failed to parse `{out}`: {e}"))
         };
         let num_roots_before = num_roots();