chore(deps-dev): bump mypy from 1.12.1 to 1.13.0 in /client #2123

Job	Run time
build_operator	39s
build_test_image	44s
build_cargo	50s
Test Gefyra Operator	11m 48s
test_python	3m 20s
test_minikube (ubuntu-latest, linux)	2m 43s
test (v1.25.16-k3s4)	14m 22s
test_minikube (macos-13, virtualbox, darwin)	32m 24s
test (v1.26.15-k3s1)	14m 44s
test (v1.27.14-k3s1)	14m 2s
test (v1.28.10-k3s1)	14m 35s
test (v1.29.5-k3s1)	13m 58s
test (v1.30.1-k3s1)	15m 1s
Indicate completion to coveralls.io	15s
	2h 19m 25s

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