Update dependencies, tests, connection limit #3281

Job	Run time
Build and test docker images	14m 34s
Build aarch64-apple-darwin	1s
Lint and Unit test	12m 13s
Build debian-x86_64	3m 15s
Build x86_64-apple-darwin	10m 8s
Build x86_64-pc-windows-msvc	10m 22s
Build x86_64-unknown-linux-gnu	6m 55s
Test AWS Lambda	21s
Test postgis:${{ matrix.img_ver }} sslmode=${{ matrix.sslmode }}	0s
Test on ${{ matrix.os }}	0s
Package	0s
CI Finished	0s
	57m 49s

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