Apollo 4 post-release tasks

[lcian]

Description

Follow up tasks for #4166

• Add Java/Android Apollo 4 module sentry-release-registry#184
• .craft.yml Add Reactor and Apollo 4 modules to README.md and .craft.yml #4225
• main README.md Add Reactor and Apollo 4 modules to README.md and .craft.yml #4225
• feat(android): add Apollo 4 docs sentry-docs#12729
• ref(android): rename Apollo3 to 'Apollo 3' and update callout sentry-docs#12731
• ref(android): rename Apollo 2 to mention version and update callout sentry-docs#12730