Style: Add missing period in documentation in threading.h
diff --git a/include/mbedtls/threading.h b/include/mbedtls/threading.h
index 66f78f5..2ec41a4 100644
--- a/include/mbedtls/threading.h
+++ b/include/mbedtls/threading.h
@@ -116,7 +116,7 @@
/*
* The preprocessor conditions above are the same as in platform_utils.c and
* threading.c. Remember to update the code there when changing the conditions
- * here
+ * here.
*/
extern mbedtls_threading_mutex_t mbedtls_threading_gmtime_mutex;
#endif /* !_POSIX_VERSION || 200112L > _POSIX_THREAD_SAFE_FUNCTIONS */