Bump Fake.IO.FileSystem, Fake.IO.Zip & Fake.Tools.Git to 6.1.1 (#810) #1335

Job	Run time
YAML Tests (Unreleased OpenSearch) (1.x, 11)	3m 33s
YAML Tests (Released OpenSearch) (2.16.0)	4m 13s
YAML Tests (Unreleased OpenSearch) (2.x, 17)	10m 9s
YAML Tests (Released OpenSearch) (2.14.0)	4m 3s
YAML Tests (Unreleased OpenSearch) (main, 21)	9m 22s
YAML Tests (Released OpenSearch) (2.12.0)	3m 53s
YAML Tests (Released OpenSearch) (2.10.0)	3m 15s
YAML Tests (Released OpenSearch) (2.8.0)	47s
YAML Tests (Released OpenSearch) (2.6.0)	3m 1s
YAML Tests (Released OpenSearch) (2.4.1)	3m 9s
YAML Tests (Released OpenSearch) (2.2.1)	3m 16s
YAML Tests (Released OpenSearch) (2.0.1)	3m 16s
YAML Tests (Released OpenSearch) (1.3.14)	3m 13s
YAML Tests (Released OpenSearch) (1.2.4)	3m 0s
YAML Tests (Released OpenSearch) (1.1.0)	2m 43s
	1h 0m 53s

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