Feature: new `mbtiles diff` command #2489

Job	Run time
Build and test docker images	4m 15s
Build aarch64-apple-darwin	7m 22s
Lint and Unit test	43s
Build debian-x86_64	5m 17s
Build x86_64-apple-darwin	8m 23s
Build x86_64-pc-windows-msvc	3m 36s
Build x86_64-unknown-linux-gnu	1m 16s
Test on macOS-latest	2m 9s
Test on windows-latest	1m 48s
Test postgis:11-3.0-alpine sslmode=disable	3m 33s
Test on ubuntu-latest	46s
Test postgis:14-3.3-alpine sslmode=disable	3m 40s
Test postgis:15-3.3 sslmode=require	3m 34s
Package	0s
CI Finished	0s
	46m 22s

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