Revamp CMake support #906

Job	Run time
build (shared, sqlite3, ubuntu-22.04, 14, false, false)	1m 2s
build (shared, postgresql, ubuntu-22.04, 14, false, false)	2m 18s
build (shared, mysql, ubuntu-22.04, 14, false, false)	59s
build (shared, firebird, ubuntu-22.04, 14, false, false)	1m 10s
build (shared, oracle, ubuntu-22.04, 14, false, false)	1m 44s
build (shared, odbc, ubuntu-22.04, 14, false, false)	1m 5s
build (shared, empty, ubuntu-22.04, 14, false, false)	53s
build (shared, valgrind, ubuntu-22.04, 14, false, false)	2m 19s
build (static, sqlite3, ubuntu-22.04, 14, false, false)	59s
build (static, postgresql, ubuntu-22.04, 14, false, false)	2m 13s
build (static, mysql, ubuntu-22.04, 14, false, false)	1m 4s
build (static, firebird, ubuntu-22.04, 14, false, false)	1m 7s
build (static, oracle, ubuntu-22.04, 14, false, false)	2m 0s
build (static, odbc, ubuntu-22.04, 14, false, false)	1m 5s
build (static, empty, ubuntu-22.04, 14, false, false)	57s
build (static, valgrind, ubuntu-22.04, 14, false, false)	2m 22s
build (empty, macos-12, true)	33s
build (postgresql, macos-12, true)	45s
build (sqlite3, macos-12, true)	35s
build (sqlite3, 17, ubuntu-22.04, SQLite3 Cxx17)	56s
build (empty, true, ubuntu-22.04, Release package)	58s
build (empty, true, ubuntu-22.04, Examples)	54s
	27m 58s

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