t: mark some tests as leak free

Both t5558 and t5601 are leak-free starting with 6dab49b (bundle-uri:
plug leak in unbundle_from_file(), 2024-10-10). Mark them accordingly.

Signed-off-by: Patrick Steinhardt <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: pks-t

t/t5558-clone-bundle-uri.sh

@@ -2,6 +2,7 @@
 
 test_description='test fetching bundles with --bundle-uri'
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 . "$TEST_DIRECTORY"/lib-bundle.sh
 

t/t5601-clone.sh

@@ -5,6 +5,7 @@ test_description=clone
 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
 
+TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
 X=