Add tezos signer service #3940

Job	Run time
docker	4m 16s
build	4m 7s
e2e-test (ethereum, evmconnect, TestEthereumMultipartyE2ESuite, sqlite3, erc20_erc721, true)	6m 32s
e2e-test (ethereum, evmconnect, TestEthereumMultipartyE2ESuite, postgres, erc20_erc721, true)	6m 34s
e2e-test (ethereum, evmconnect, TestEthereumMultipartyE2ESuite, sqlite3, erc1155, true)	6m 51s
e2e-test (ethereum, evmconnect, TestEthereumMultipartyTokensRemoteNameE2ESuite, postgres, erc20_e...	3m 35s
e2e-test (fabric, TestFabricE2ESuite, sqlite3, none, true)	6m 38s
e2e-test (ethereum, evmconnect, TestEthereumGatewayE2ESuite, sqlite3, erc20_erc721, false)	3m 56s
e2e-test (fabric, TestFabricGatewayE2ESuite, sqlite3, none, false)	14m 11s
e2e-test (ethereum, ethconnect, TestEthereumMultipartyE2ESuite, sqlite3, erc20_erc721, true)	5m 43s
e2e-test (ethereum, ethconnect, TestEthereumGatewayE2ESuite, sqlite3, erc1155, false)	3m 53s
	1h 6m 16s

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