Linter_Bears_Advanced.rst: Fix indentation
Linter_Bears_Advanced.rst: Fix indentation

This fixes the indentation of line 123 - 127.

Closes https://github.com/coala/coala/issues/5337

coala-analyzer/coala,SanketDG/coala,jayvdb/coala,jayvdb/coala,coala-analyzer/coala,SanketDG/coala,coala/coala,jayvdb/coala,coala/coala,SanketDG/coala,coala-analyzer/coala,coala/coala