Fix unit tests for OTP 26 #1460

Job	Run time
mysql integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 5.7)	2m 4s
mysql integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 5.7)	2m 4s
postgres integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 15.0)	1m 49s
postgres integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 15.0)	1m 49s
mysql integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 8.0)	1m 58s
mysql integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 8.0)	2m 0s
mssql integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 2017)	1m 59s
mssql integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 2017)	1m 59s
postgres integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 11.11)	1m 35s
postgres integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 11.11)	1m 35s
mssql integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 2019)	2m 30s
mssql integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 2019)	2m 30s
postgres integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 9.6)	1m 53s
postgres integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 9.6)	1m 53s
postgres integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 9.5)	1m 34s
postgres integration test (1.11.4-erlang-21.3.8.24-alpine-3.13.3, 9.5)	1m 34s
unittest (1.15.6, 24.3.4.13)	48s
unittest (1.15.6, 24.3.4.13)	48s
unittest (1.15.6, 26.1.2, lint)	50s
unittest (1.15.6, 26.1.2, lint)	50s
	34m 2s

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