Homestyx hydra

R1:acedbd022d45

Fix exception in Transaction Log after renaming Pholio Mock image: Call to undefined method PholioImageSequenceTransaction::renderHandleLink()

Summary:
Replace call to undefined `renderHandleLink()` with `renderHandle()`.

Additionally, pass `head_key($new)` instead of `key($new)`. This might not be needed strictly speaking for this very issue but should not harm either as several images in a mock can be renamed at once.

```
EXCEPTION: (Error) Call to undefined method PholioImageSequenceTransaction…
Repository: R1 hydra
Commit Date: Dec 4 2023