Update CHANGELOG with recent fixes and changes

Cleanup spaces in PDF bookmarks (#47)

Content should start on page 1 (#48)

Fix build (#45)

Generate \author commands that addAuthTiProduction.py can parse (#39)

Improve detection of authors if there is a subtitle in Word document (#42)

Provide example with LNI template 2.0 (#44)

Add support for new \author syntax in the LNI template (#40)

Fix "SyntaxWarning: invalid escape sequence '\s'" (#41)

Use new command (#38)

Remove disabled action

Use awalsh128/cache-apt-pkgs-action

Merge keep-alive into main workflow

Fix actions

Update _config.yml