Implemented Abort Signup (Go to Login)

[bryjjch]

description: Implemented Abort Signup (Go to Login)

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• [x] only docs were changed, the checklist below is left unchecked as it is not relevant

checklist:

• [ ] coding style (conforms to Google Java Style Guide)
• [ ] especially follows section 7 (Javadoc is present for every public class, public or protected member)
• [ ] especially follows section 4.6 (Multiple consecutive blank lines are not encouraged).
• [ ] correctness (follows CA and SOLID, is a reasonable and not overly complicated solution, etc.)
• [ ] tests (contains tests with reasonable coverage)
• [ ] description of pull request is clear, consise, and reasonably detailed