Add pgroll binary to .gitignore #1964

Job	Run time
validate examples JSON	21s
examples (pg: 14.8, schema: public)	57s
dead code check	25s
examples (pg: 14.8, schema: non_public)	1m 5s
examples (pg: 15.3, schema: public)	1m 2s
license check	3s
lint	46s
examples (pg: 15.3, schema: non_public)	56s
examples (pg: 16.0, schema: public)	1m 4s
test (pg: 14.8, schema: public)	56s
type generation	8s
examples (pg: 16.0, schema: non_public)	56s
test (pg: 14.8, schema: non_public)	1m 29s
test (pg: 15.3, schema: public)	1m 11s
examples (pg: latest, schema: public)	56s
test (pg: 15.3, schema: non_public)	56s
examples (pg: latest, schema: non_public)	54s
test (pg: 16.4, schema: public)	1m 33s
test (pg: 16.4, schema: non_public)	1m 9s
test (pg: 17.0, schema: public)	1m 26s
test (pg: 17.0, schema: non_public)	1m 10s
test (pg: latest, schema: public)	1m 1s
test (pg: latest, schema: non_public)	1m 4s
release	0s
	21m 28s

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