bookings-helper Release version 1.0.8

This issue is for tracking the 1.0.8 release. Target release date: March 31 2025

Description

[x] Branch: Starting from master, cut a release branch named release/1.0.8
[x] Version bump: Bump the version number in bookings-helper.php to 1.0.8. In bookings-helper.php update both the plugin "Version:" property and the plugin WC_BOOKINGS_HELPER_VERSION constant
[x] Update @since: Find all new @since x.x.x / @since n.e.x.t lines and update those with the new version number, 1.0.8
[x] Update changelog: Ensure the changelog.txt has all merged PRs in it
[x] Open PR: Open a new PR against master from the release branch, release/1.0.8
[x] Merge: Merge the release PR into master
[x] Prepare ZIP: Prepare the zip by running composer install --no-dev && composer archive --file=bookings-helper --format=zip locally
[x] Compare: Download the latest released zip and then run a diff compare against the generated zip, ensuring all expected changes are there (and no unexpected changes)
[x] Test ZIP: Take the ZIP generated from the previous step and test this locally, ensuring version numbers look correct, the changelog looks correct and the plugin installs and activates properly
[x] Attach ZIP: Attach the ZIP to this issue and ping the Automattic team in the #a8c-10up-woo-support channel to complete the release