Spam check and reCAPTCHA improvements

• Add reCAPTCHA page when creating PersonalSnippet
• Add reCAPTCHA page when creating project Snippet
• Add reCAPTCHA page when creating Issue
• Add spam check & reCAPTCHA when editing PersonalSnippet
• Add spam check & reCAPTCHA when editing Issue
• Add spam check & reCAPTCHA when editing project Snippet
• Make it easier do add spam check and reCAPTCHA to new resources

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• Changelog entry added
• Documentation created/updated
• API support added
• Tests
  • Added for this feature/bug
  • All builds are passing
• Conform by the merge request performance guides
• Conform by the style guides
• Branch has no merge conflicts with master (if it does - rebase it please)
• Squashed related commits together

What are the relevant issue numbers?

Closes #28093 #28480 (closed)