Test: added performance test script for irma server #629

Job	Run time
docker-build	1m 10s
lint	1m 35s
test	7m 32s
build (linux, amd64)	1m 15s
build (linux, 386)	1m 7s
build (linux, arm)	56s
build (linux, arm64)	55s
build (darwin, amd64)	1m 27s
build (darwin, arm64)	51s
build (windows, amd64)	1m 2s
build (windows, 386)	58s
build (windows, arm)	52s
build (windows, arm64)	1m 1s
integration-test-serverside (f0023141ec429d912e329665f937d05b178a3fee)	3m 1s
analyze	3m 36s
integration-test-clientside (v0.13.2)	3m 39s
	30m 57s

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