libstdc++: Fix typo in Doxygen comment

libstdc++-v3/ChangeLog:

	* include/std/chrono (tzdb_list): Fix typo in Doxygen comment.

(cherry picked from commit 6391cf8bd9c1d71805d9aba00b25fdaa550f39c8)

diff --git a/libstdc++-v3/include/std/chrono b/libstdc++-v3/include/std/chrono
index edb782f6f10e6f6782beadda14f9c5510d3a9801..1f3f897d932a593fd3ba1b902a80ad86695779d7 100644 (file)
--- a/libstdc++-v3/include/std/chrono
+++ b/libstdc++-v3/include/std/chrono
@@ -2790,7 +2790,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
       /** Remove the tzdb object _after_ the one the iterator refers to.
        *
-       * Calling this function concurently with any of `front()`, `begin()`,
+       * Calling this function concurrently with any of `front()`, `begin()`,
        * or `end()` does not cause a data race, but in general this function
        * is not thread-safe. The behaviour may be undefined if erasing an
        * element from the list while another thread is calling the same