Build: Bump gcsfs from 2025.10.0 to 2026.3.0 #35

Job	Run time
integration-test-gcs	1m 27s
integration-test	11m 32s
integration-test-adls	1m 31s
integration-test-s3	1m 26s
lint-and-unit-test (3.13)	2m 46s
lint-and-unit-test (3.10)	2m 52s
lint-and-unit-test (3.11)	2m 55s
lint-and-unit-test (3.12)	2m 59s
integration-coverage-report	33s
	28m 1s

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