Bump typed-rest-client from 1.8.9 to 1.8.11 #452

Job	Run time
test (ubuntu-latest, master)	56s
test (ubuntu-latest, now)	43s
test (ubuntu-20.04, master)	1m 0s
test (ubuntu-20.04, now)	1m 2s
test (macos-latest, master)	1m 43s
test (macos-latest, now)	1m 41s
test (macos-11, master)	1m 37s
test (macos-11, now)	1m 38s
test_default_version (ubuntu-latest, master)	51s
test_default_version (ubuntu-latest, now)	45s
test_default_version (ubuntu-20.04, master)	1m 1s
test_default_version (ubuntu-20.04, now)	44s
test_default_version (macos-latest, master)	2m 5s
test_default_version (macos-latest, now)	1m 47s
test_default_version (macos-11, master)	1m 47s
test_default_version (macos-11, now)	1m 36s
	20m 56s

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