Bug 32253: Load all CodeMirror lines initially when using advanced editor

Bug 32253: Load all CodeMirror lines initially when using advanced editor

To test:
1. Have advanced editor turned on.
2. Load a record with many lines and see that not all the lines appear until you click on the visible ones.
3. Apply patch and try again
4. All lines should load.

Signed-off-by: David Nind <david@davidnind.com>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit 827df32798cd8046d62cb6630fd33395d78fb3ef)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
(cherry picked from commit 278d0bf18a6169b7b5b6b304df318b38fca1894c)
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
(cherry picked from commit 92bb8084dde5312058a7c70a856e164f6da4e366)
Signed-off-by: Arthur Suzuki <arthur.suzuki@biblibre.com>