[binutils-gdb] Obvious comment fix in cooked-index.h

[Tom Tromey]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=e578bccf57381f89a65a9cf733574e7f122e28aa

commit e578bccf57381f89a65a9cf733574e7f122e28aa
Author: Tom Tromey <tom@tromey.com>
Date:   Thu Feb 27 21:34:47 2025 -0700

    Obvious comment fix in cooked-index.h
    
    I noticed that cooked-index.h still refers to a vector of parent maps,
    but the code itself actually uses a parent_map here.

Diff:
---
 gdb/dwarf2/cooked-index.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gdb/dwarf2/cooked-index.h b/gdb/dwarf2/cooked-index.h
index b85c703dc25..94c13b65df5 100644
--- a/gdb/dwarf2/cooked-index.h
+++ b/gdb/dwarf2/cooked-index.h
@@ -520,7 +520,7 @@ protected:
 
   /* Each thread returns a tuple holding a cooked index, any collected
      complaints, a vector of errors that should be printed, and a
-     vector of parent maps.
+     parent map.
 
      The errors are retained because GDB's I/O system is not
      thread-safe.  run_on_main_thread could be used, but that would