annotate-snippet emitter: Update issue number

The tracking issue has been replaced by one with mentoring instructions.

diff --git a/src/librustc_errors/annotate_snippet_emitter_writer.rs b/src/librustc_errors/annotate_snippet_emitter_writer.rs
index 3bed5d81dc514fcac7c3c96c16ff2e9d8c83ecd1..50841236bb498d1f294cc6ef1a9735f7cfc632b3 100644 (file)
--- a/src/librustc_errors/annotate_snippet_emitter_writer.rs
+++ b/src/librustc_errors/annotate_snippet_emitter_writer.rs
@@ -105,7 +105,7 @@ fn slices_for_files(
         annotated_files: Vec<FileWithAnnotatedLines>,
         primary_lo: Loc
     ) -> Vec<Slice> {
-        // FIXME(#59346): Provide a test case where `annotated_files` is > 1
+        // FIXME(#64205): Provide a test case where `annotated_files` is > 1
         annotated_files.iter().flat_map(|annotated_file| {
             annotated_file.lines.iter().map(|line| {
                 let line_source = Self::source_string(annotated_file.file.clone(), &line);