Revert "Correct capitalization of BeforeParserFetchTemplateAndTitle hook"
In the new hook system, it is invalid to have two hooks that differ only
in case.
This reverts commit afb5b38e15d9d864913164be9681c6417eb2f4e7.
Change-Id: I160ece0a7bc68c748037b383137364b787be86a0