builtin/stash: fix leak in show_stash()

We leak the `revision_args()` variable. Fix this.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Author: pks-t

builtin/stash.c

@@ -975,7 +975,9 @@ static int show_stash(int argc, const char **argv, const char *prefix)
 	log_tree_diff_flush(&rev);
 
 	ret = diff_result_code(&rev.diffopt);
+
 cleanup:
+	strvec_clear(&revision_args);
 	strvec_clear(&stash_args);
 	free_stash_info(&info);
 	release_revisions(&rev);

t/t3420-rebase-autostash.sh

@@ -7,6 +7,7 @@ test_description='git rebase --autostash tests'
 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 test_expect_success setup '

t/t3907-stash-show-config.sh

@@ -2,6 +2,7 @@
 
 test_description='Test git stash show configuration.'
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 test_expect_success 'setup' '