fixup! t7524: test no longer fails

In preparation for squashing this change into 49948a4
(deserialize-status: silently fallback if we cannot read cache file,
2020-05-13), let's revert this patch (and drop it during the next
rebase).

Suggested-by: Derrick Stolee <derrickstolee@github.com>
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

t/t7522-serialized-status.sh

@@ -400,7 +400,7 @@ EOF
 
 '
 
-test_expect_success 'ensure deserialize -v does not crash' '
+test_expect_failure 'ensure deserialize -v does not crash' '
 
 	git init -b main verbose_test &&
 	touch verbose_test/a &&