Bump swiftmailer/swiftmailer to 6.3.0 in stable25#35174

come-nc merged 2 commits intostable25nextcloud/server:stable25from

fix/bump-swiftmailer/swiftmailer-to-6.3.0-in-stable25nextcloud/server:fix/bump-swiftmailer/swiftmailer-to-6.3.0-in-stable25Copy head branch name to clipboard