Enable MSC3030 Complement tests in Synapse (#12144)

The Complement tests for MSC3030 are now merged, https://github.com/matrix-org/complement/pull/178

Synapse implmentation: https://github.com/matrix-org/synapse/pull/9445

.github/workflows/tests.yml

@@ -376,7 +376,7 @@ jobs:
       # Run Complement
       - run: |
           set -o pipefail
-          go test -v -json -p 1 -tags synapse_blacklist,msc2403 ./tests/... 2>&1 | gotestfmt
+          go test -v -json -p 1 -tags synapse_blacklist,msc2403,msc3030 ./tests/... 2>&1 | gotestfmt
         shell: bash
         name: Run Complement Tests
         env:

changelog.d/12144.misc

@@ -0,0 +1 @@
+Enable [MSC3030](https://github.com/matrix-org/matrix-doc/pull/3030) Complement tests in CI.

scripts-dev/complement.sh

@@ -71,4 +71,4 @@ fi
 
 # Run the tests!
 echo "Images built; running complement"
-go test -v -tags synapse_blacklist,msc2403 -count=1 $EXTRA_COMPLEMENT_ARGS ./tests/...
+go test -v -tags synapse_blacklist,msc2403,msc3030 -count=1 $EXTRA_COMPLEMENT_ARGS ./tests/...