remove a TODO that turned out to be unnecessary.

After all, stopping the merge when there is any conflict is highly relevant.

Author: Byron

gix-merge/src/tree/mod.rs

@@ -236,11 +236,8 @@ pub struct Options {
     /// The context to use when invoking merge-drivers.
     pub blob_merge_command_ctx: gix_command::Context,
     /// If `Some(what-is-unresolved)`, the first unresolved conflict will cause the entire merge to stop.
-    /// This is useful to see if there is any conflict, without performing the whole operation.
-    // TODO: Maybe remove this if the cost of figuring out conflicts is so low - after all, the data structures
-    //       and initial diff is the expensive thing right now, which are always done upfront.
-    //       However, this could change once we know do everything during the traversal, which probably doesn't work
-    //       without caching stuff and is too complicated to actually do.
+    /// This is useful to see if there is any conflict, without performing the whole operation, something
+    /// that can be very relevant during merges that would cause a lot of blob-diffs.
     pub fail_on_conflict: Option<UnresolvedConflict>,
     /// This value also affects the size of merge-conflict markers, to allow differentiating
     /// merge conflicts on each level, for any value greater than 0, with values `N` causing `N*2`