Re-generate help tags after merge

Author: ychin

runtime/doc/tags

@@ -9597,7 +9597,6 @@ test-functions	usr_41.txt	/*test-functions*
 test-functions-details	testing.txt	/*test-functions-details*
 test_alloc_fail()	testing.txt	/*test_alloc_fail()*
 test_autochdir()	testing.txt	/*test_autochdir()*
-test_clear_search_pat()	testing.txt	/*test_clear_search_pat()*
 test_feedinput()	testing.txt	/*test_feedinput()*
 test_garbagecollect_now()	testing.txt	/*test_garbagecollect_now()*
 test_garbagecollect_soon()	testing.txt	/*test_garbagecollect_soon()*