Drop PHP 7.4 from master/main testing and general bump of github actions

[nickvergessen]

Ref #35737

• chore(CI): Update master php testing versions and workflow templates activity#1054
• chore(CI): Update master php testing versions and workflow templates bruteforcesettings#433
• chore(CI): Update master php testing versions and workflow templates circles#1237
• chore(CI): Update master php testing versions and workflow templates files_rightclick#149
• chore(CI): Update master php testing versions and workflow templates firstrunwizard#811
• chore(CI): Update master php testing versions and workflow templates nextcloud_announcements#152
• chore(CI): Update php testing versions and workflow templates notifications#1422
• chore(CI): Update master php testing versions and workflow templates password_policy#425
• chore(CI): Update master php testing versions and workflow templates photos#1590
• chore(CI): Update master php testing versions and workflow templates privacy#843
• chore(CI): Update master php testing versions and workflow templates recommendations#583
• chore(CI): Update master php testing versions and workflow templates related_resources#168
• https://github.com/nextcloud-gmbh/support/pull/164
• chore(CI): Update master php testing versions and workflow templates survey_client#169
• chore(CI): Update master php testing versions and workflow templates suspicious_login#757
• chore(CI): Update master php testing versions and workflow templates text#3670
• chore(CI): Update master php testing versions and workflow templates twofactor_totp#1315
• chore(CI): Update master php testing versions and workflow templates viewer#1518
• chore(CI): Update master php testing versions and workflow templates data_request#101
• chore(CI): Update master php testing versions and workflow templates deck#4389
• chore(CI): Update master php testing versions and workflow templates end_to_end_encryption#384
• chore(CI): Update master php testing versions and workflow templates external#407
• chore(CI): Update master php testing versions and workflow templates files_accesscontrol#303
• chore(CI): Update master php testing versions and workflow templates files_automatedtagging#664
• chore(CI): Update master php testing versions and workflow templates files_fulltextsearch#207
• chore(CI): Update master php testing versions and workflow templates files_retention#279
• chore(CI): Update master php testing versions and workflow templates flow_notifications#68
• chore(CI): Update master php testing versions and workflow templates fulltextsearch#734
• chore(CI): Update master php testing versions and workflow templates fulltextsearch_elasticsearch#239
• chore(CI): Update master php testing versions and workflow templates groupfolders#2234
• chore(CI): Update master php testing versions and workflow templates impersonate#192
• chore(CI): Update master php testing versions and workflow templates ldap_contacts_backend#67
• chore(CI): Update master php testing versions and workflow templates ldap_write_support#554
• chore(CI): Update master php testing versions and workflow templates profiler#136
• chore(CI): Update master php testing versions and workflow templates richdocuments#2760
• chore(CI): Update master php testing versions and workflow templates sharepoint#153
• chore(CI): Update master php testing versions and workflow templates spreed#8562
• chore(CI): Update master php testing versions and workflow templates terms_of_service#787
• chore(CI): Update main php testing versions and workflow templates user_migration#341
• chore(CI): Update master php testing versions and workflow templates workflow_pdf_converter#440
• chore(CI): Update master php testing versions and workflow templates workflow_script#141
• chore(CI): Update master php testing versions and workflow templates announcementcenter#593
• chore(CI): Update main php testing versions and workflow templates calendar#4903
• chore(CI): Update main php testing versions and workflow templates contacts#3184
• chore(CI): Update master php testing versions and workflow templates files_antivirus#264
• chore(CI): Update master php testing versions and workflow templates files_downloadlimit#154
• chore(CI): Update master php testing versions and workflow templates files_texteditor#654
• chore(CI): Update master php testing versions and workflow templates files_zip#118
• chore(CI): Update master php testing versions and workflow templates globalsiteselector#85
• chore(CI): Update master php testing versions and workflow templates guests#985
• chore(CI): Update master php testing versions and workflow templates integration_discourse#37
• chore(CI): Update main php testing versions and workflow templates mail#7902
• chore(CI): Update main php testing versions and workflow templates notify_push#207
• chore(CI): Update master php testing versions and workflow templates officeonline#394
• chore(CI): Update main php testing versions and workflow templates preferred_providers#34
• chore(CI): Update master php testing versions and workflow templates quota_warning#134
• chore(CI): Update master php testing versions and workflow templates ransomware_protection#129
• chore(CI): Update master php testing versions and workflow templates recognize#636
• chore(CI): Update master php testing versions and workflow templates registration#503
• chore(CI): Update master php testing versions and workflow templates social#1582
• chore(CI): Update main php testing versions and workflow templates twofactor_webauthn#331
• chore(CI): Update master php testing versions and workflow templates user_retention#507
• chore(CI): Update master php testing versions and workflow templates user_saml#693
• chore(CI): Update master php testing versions and workflow templates user_usage_report#142

Please help reviewing