Improve docblock for BP_Activity_Activity::get_filter_sql()

git-svn-id: https://buddypress.svn.wordpress.org/trunk@7958 cdf35c40-ae34-48e0-9cc9-0c9da1808c22
Add missing bracket to inline documentation

git-svn-id: https://buddypress.svn.wordpress.org/trunk@7959 cdf35c40-ae34-48e0-9cc9-0c9da1808c22