fix: strip quotes and uppercase EXTRACT field name in deparser #1027

Job	Run time
parser-tests (plpgsql-deparser)	1m 9s
parser-tests (@pgsql/quotes)	1m 0s
parser-tests (plpgsql-parser)	1m 6s
parser-tests (@pgsql/transform)	5m 55s
parser-tests (pgsql-deparser)	2m 12s
parser-tests (pg-proto-parser)	1m 11s
parser-tests (pgsql-parser)	1m 1s
	13m 34s

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