[aarch64] PR target/80052 Fix typo in aarch64.opt

[Richard Earnshaw (lists)]

Fixes the reported typo in aarch64.opt (dummping -> dumping).

Committed as obvious.

* aarch64.opt(verbose-cost-dump): Fix typo.

diff --git a/gcc/config/aarch64/aarch64.opt b/gcc/config/aarch64/aarch64.opt
index 
54368848bbb249949921a3018d927c4bd61b1fbd..942a7d558f26f0c8c18b0a94f4f92c575e06f057
 100644
--- a/gcc/config/aarch64/aarch64.opt
+++ b/gcc/config/aarch64/aarch64.opt
@@ -187,4 +187,4 @@ single precision and to 32 bits for double precision.
 
 mverbose-cost-dump
 Common Undocumented Var(flag_aarch64_verbose_cost)
-Enables verbose cost model dummping in the debug dump files.
+Enables verbose cost model dumping in the debug dump files.