fix(plpgsql-deparser): fix 2 more failing fixtures (189/190 now pass) #931

Job	Run time
parser-tests (plpgsql-parser)	1m 2s
parser-tests (proto-parser)	53s
parser-tests (pgsql-cli)	58s
parser-tests (deparser)	57s
parser-tests (parser)	59s
parser-tests (utils)	58s
parser-tests (traverse)	1m 0s
parser-tests (plpgsql-deparser)	1m 5s
parser-tests (transform)	5m 41s
	13m 33s

Provide feedback