Bump litellm from 1.83.0 to 1.83.7 #5004

Job	Run time
check-protos	9m 36s
features-tests / test	7m 50s
test-latest-deps	11m 18s
build-lint-test (3.10, macos-arm)	12m 55s
build-lint-test (3.10, ubuntu-latest)	15m 57s
cloud-test	2m 54s
build-lint-test (3.10, windows-latest)	19m 26s
build-lint-test (3.14, macos-arm)	8m 36s
build-lint-test (3.14, ubuntu-arm)	12m 53s
build-lint-test (3.10, macos-intel)	20m 32s
build-lint-test (3.14, ubuntu-latest)	18m 1s
build-lint-test (3.14, macos-intel)	13m 56s
build-lint-test (3.14, windows-latest)	17m 31s
build-lint-test (3.10, ubuntu-arm)	14m 11s
	3h 5m 36s

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