Downgrade dbt-core dependency to concrete required version (i.e. firs… #2384

Job	Run time
linter	1m 24s
build packages	15s
unit test / python 3.9	50s
unit test / python 3.10	1m 0s
unit test / python 3.11	53s
unit test / python 3.12	1m 1s
verify packages / python 3.9 / ubuntu-latest	1m 9s
verify packages / python 3.10 / ubuntu-latest	59s
verify packages / python 3.11 / ubuntu-latest	1m 1s
verify packages / python 3.12 / ubuntu-latest	1m 10s
verify packages / python 3.9 / macos-latest	50s
verify packages / python 3.10 / macos-latest	50s
verify packages / python 3.11 / macos-latest	47s
verify packages / python 3.12 / macos-latest	1m 1s
verify packages / python 3.9 / windows-latest	3m 17s
verify packages / python 3.10 / windows-latest	2m 40s
verify packages / python 3.11 / windows-latest	3m 26s
verify packages / python 3.12 / windows-latest	3m 3s
	25m 36s

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