Bump go.uber.org/zap from 1.21.0 to 1.26.0 in /internal/kubelet #1294

Job	Run time
setup-environment	11m 30s
unittest (1.18)	51s
unittest (1.17)	45s
checks	1m 5s
check-collector-module-version	7s
correctness-metrics	2m 59s
correctness-traces	4m 12s
integration-tests	7m 34s
lint	1m 51s
build-examples	59s
cross-compile	0s
build-package	0s
windows-msi	0s
publish-check	0s
publish-dev	0s
publish-stable	0s
	31m 53s

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