Aggregate all junit reports #457

Job	Run time
setup-matrix	7s
test (accounting, ubuntu-latest)	1m 29s
test (auth, ubuntu-latest)	2m 3s
test (b2b, ubuntu-latest)	6m 8s
test (dialog, ubuntu-latest)	2m 26s
test (permissions, ubuntu-latest)	58s
test (presence, ubuntu-latest)	1m 5s
test (record-route, ubuntu-latest)	50s
test (registration, ubuntu-latest)	4m 14s
test (startup, ubuntu-latest)	1m 9s
test (stir-shaken, ubuntu-latest)	4m 35s
test (topology-hiding, ubuntu-latest)	2m 39s
test (uac-auth, ubuntu-latest)	2m 42s
aggregate	7s
	30m 32s

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