Remove MSC3030 complement test flag because unknown state of tests at time of merge

Complement tests are in matrix-org/complement#178
but haven't had any review and not sure when they will merge.

Author: MadLittleMods

scripts-dev/complement.sh

@@ -65,4 +65,4 @@ if [[ -n "$1" ]]; then
 fi
 
 # Run the tests!
-go test -v -tags synapse_blacklist,msc2403,msc3030 -count=1 $EXTRA_COMPLEMENT_ARGS ./tests/...
+go test -v -tags synapse_blacklist,msc2403 -count=1 $EXTRA_COMPLEMENT_ARGS ./tests/...