mbtiles: remove tls features, CI streamlining #1997

Job	Run time
Build aarch64-apple-darwin	14m 15s
Build aarch64-unknown-linux-gnu	10m 58s
Build debian-x86_64	12m 23s
Build x86_64-apple-darwin	10m 30s
Build x86_64-pc-windows-msvc	22m 32s
Build x86_64-unknown-linux-gnu	12m 52s
Build docker images	1m 11s
Test Legacy DB (postgis/postgis:11-3.0-alpine, postgres, disable)	5m 41s
Test x86_64-apple-darwin	5m 49s
Test Legacy DB (postgis/postgis:14-3.3-alpine, postgres, disable)	3m 53s
Test x86_64-pc-windows-msvc	1m 28s
Test Legacy DB (postgis/postgis:15-3.3, postgres -c ssl=on -c ssl_cert_file=/etc/ssl/certs/ssl-ce...	4m 39s
Test x86_64-unknown-linux-gnu	10m 15s
Package aarch64-apple-darwin	10s
Package aarch64-unknown-linux-gnu	9s
Package x86_64-apple-darwin	20s
Package x86_64-pc-windows-msvc	19s
Package x86_64-unknown-linux-gnu	11s
Package debian-x86_64	5s
CI Finished	1s
	1h 57m 41s

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