[ticket/12058] Add missing apostrophe to avatar_types migration queries

PHPBB3-12058
Merge pull request #1912 from marc1706/ticket/12058

[ticket/12058] Add missing apostrophe to avatar_types migration queries
[ticket/12059] Allow INCLUDECSS to work with ACP templates

PHPBB3-12059
Merge pull request #1914 from VSEphpbb/ticket/12059

[ticket/12059] Allow INCLUDECSS to work with ACP templates