Revamp CMake support #916

Job	Run time
build (shared, sqlite3, ubuntu-22.04, 14, false, false)	58s
build (shared, postgresql, ubuntu-22.04, 14, false, false)	2m 12s
build (shared, mysql, ubuntu-22.04, 14, false, false)	1m 5s
build (shared, firebird, ubuntu-22.04, 14, false, false)	1m 11s
build (shared, oracle, ubuntu-22.04, 14, false, false)	1m 41s
build (shared, odbc, ubuntu-22.04, 14, false, false)	1m 4s
build (shared, empty, ubuntu-22.04, 14, false, false)	52s
build (shared, valgrind, ubuntu-22.04, 14, false, false)	2m 23s
build (static, sqlite3, ubuntu-22.04, 14, false, false)	1m 1s
build (static, postgresql, ubuntu-22.04, 14, false, false)	2m 13s
build (static, mysql, ubuntu-22.04, 14, false, false)	59s
build (static, firebird, ubuntu-22.04, 14, false, false)	1m 11s
build (static, oracle, ubuntu-22.04, 14, false, false)	1m 45s
build (static, odbc, ubuntu-22.04, 14, false, false)	1m 3s
build (static, empty, ubuntu-22.04, 14, false, false)	1m 9s
build (static, valgrind, ubuntu-22.04, 14, false, false)	2m 16s
build (empty, macos-12, true)	35s
build (postgresql, macos-12, true)	44s
build (sqlite3, macos-12, true)	37s
build (sqlite3, 17, ubuntu-22.04, SQLite3 Cxx17)	56s
build (empty, true, ubuntu-22.04, Release package)	57s
build (empty, true, ubuntu-22.04, Examples)	44s
	27m 36s

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