Bump litellm from 1.83.0 to 1.83.7 #5013

Job	Run time
test-latest-deps	9m 45s
cloud-test	1m 48s
check-protos	7m 49s
features-tests / test	7m 55s
build-lint-test (3.10, ubuntu-arm)	10m 14s
build-lint-test (3.14, ubuntu-latest)	14m 59s
build-lint-test (3.10, macos-intel)	24m 30s
build-lint-test (3.14, windows-latest)	17m 50s
build-lint-test (3.10, windows-latest)	18m 36s
build-lint-test (3.14, macos-arm)	9m 22s
build-lint-test (3.14, ubuntu-arm)	11m 24s
build-lint-test (3.10, macos-arm)	8m 52s
build-lint-test (3.14, macos-intel)	23m 18s
build-lint-test (3.10, ubuntu-latest)	13m 31s
	2h 59m 53s

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