Bump test docker image to Solana v1.16.27 #859

Job	Run time
lint	1m 9s
lint	1m 9s
tests (tests/integration/test_async_http_client.py)	1m 7s
tests (tests/integration/test_async_http_client.py)	1m 5s
tests (tests/integration/test_async_token_client.py)	1m 12s
tests (tests/integration/test_async_token_client.py)	1m 12s
tests (tests/integration/test_http_client.py)	1m 13s
tests (tests/integration/test_http_client.py)	1m 16s
tests (tests/integration/test_token_client.py)	1m 15s
tests (tests/integration/test_token_client.py)	1m 15s
tests (tests/integration/test_websockets.py)	2m 23s
tests (tests/integration/test_websockets.py)	2m 23s
tests (tests/integration/test_recent_performance_samples.py)	2m 2s
tests (tests/integration/test_recent_performance_samples.py)	2m 2s
tests (tests/integration/test_memo.py)	1m 18s
tests (tests/integration/test_memo.py)	1m 18s
tests (tests/unit)	33s
tests (tests/unit)	33s
tests (src)	33s
tests (src)	33s
coverage	0s
coverage	0s
test	0s
test	0s
	25m 31s

Provide feedback