kunit: configs: Enable CONFIG_DAMON_DBGFS_DEPRECATED for --alltests

This is required, as CONFIG_DAMON_DEBUGFS is enabled, and --alltests UML
builds will fail due to the missing config option otherwise.

Fixes: f4cba4bf ("mm/damon: rename CONFIG_DAMON_DBGFS to DAMON_DBGFS_DEPRECATED")
Signed-off-by: David Gow <davidgow@google.com>
Reviewed-by: Rae Moar <rmoar@google.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>

tools/testing/kunit/configs/all_tests.config

@@ -38,6 +38,7 @@ CONFIG_DAMON_VADDR=y
 CONFIG_DAMON_PADDR=y
 CONFIG_DEBUG_FS=y
 CONFIG_DAMON_DBGFS=y
+CONFIG_DAMON_DBGFS_DEPRECATED=y
 
 CONFIG_REGMAP_BUILD=y