cleanup `sv2-proxy` example #1501

Job	Run time
interop-proxy-with-multi-ups	59s
interop-jd-translator	1m 46s
interop-proxy-with-multi-ups-extended	1m 6s
jds-do-not-fail-on-wrong-tsdatasucc	53s
jds-do-not-panic-if-jdc-close-connection	1m 4s
jds-do-not-stackoverflow-when-no-token	1m 2s
jds-receive-solution-while-processing-declared-job	3m 26s
pool-sri-test-1-standard	3m 29s
pool-sri-test-close-channel	2m 17s
pool-sri-test-extended_0	3m 41s
pool-sri-test-extended_1	3m 12s
pool-sri-test-reject-auth	3m 39s
sv1-test	2m 46s
translation-proxy-broke-pool	2m 22s
translation-proxy-old-share	2m 24s
Aggregate MG Test Results	1s
	34m 7s

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