Backport of "ges: Do not recreate auto-transitions when changing clip assets" into 1.18
requested to merge tpm/gst-editing-services:backport-mr-208-into-1.18-no_transition_update_on_proxy_setting into 1.18
Backport of !208 (merged) "ges: Do not recreate auto-transitions when changing clip assets".
Commits:
- 0030b083 ges: Do not recreate auto-transitions when changing clip assets