patch 8.2.0156: various typos in source files and tests
Problem: Various typos in source files and tests.
Solution: Fix the typos. (Emir Sari, closes #5532)
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index c8a93bc..881e6f9 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -5288,7 +5288,7 @@
* Return a heuristic indicating how well the given string matches. The
* smaller the number, the better the match. This is the order of priorities,
* from best match to worst match:
- * - Match with least alpha-numeric characters is better.
+ * - Match with least alphanumeric characters is better.
* - Match with least total characters is better.
* - Match towards the start is better.
* - Match starting with "+" is worse (feature instead of command)