GHA: Enable CI on the 1.10 branch

Fix "zoom fit" in small window

log() can't handle value <= 0 and cause "ValueError: math domain error"
when using "zoom fit" in a small window

Fix "export all to individual files" overwrite issue

Fix pdfarranger#764

Fix 1.9.1 release date in metainfo.xml

Bump version to 1.9.0

Bump version to 1.8.2

Bump version to 1.8.1

Bump version to 1.8.0

Bump version to 1.7.1

Bump version to 1.7.0