[bp/r48564][FIX search module: Explicitly set the "action" of the module to be the default form action as IE sometimes was missing it being set by js only, resulting in staying on the same page with no search results (thanks marclaporte)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/11.x@48565 b456876b-0849-0410-b77d-98878d47e9d5