Optimization: Prune manifest in snapshot overwrite operations #7674

Job	Run time
integration-test-gcs	1m 22s
integration-test-adls	1m 22s
integration-test	10m 34s
lint-and-unit-test (3.13)	2m 53s
lint-and-unit-test (3.11)	2m 47s
integration-test-s3	1m 23s
lint-and-unit-test (3.10)	3m 3s
lint-and-unit-test (3.12)	2m 38s
integration-coverage-report	41s
	26m 43s

Provide feedback