chore(deps): manually bump go to 1.21.10 #4268

Job	Run time
check	9m 5s
test / gen_e2e_matrix	1s
test / test_unit	15m 20s
test / test_e2e	0s
test / test_e2e_env (kubernetes, v1.23.17-k3s1, amd64, 1, flannel) / e2e (0)	27m 50s
test / test_e2e_env (kubernetes, v1.29.1-k3s2, amd64, 1, flannel) / e2e (0)	25m 10s
test / test_e2e_env (multizone, v1.29.1-k3s2, amd64, 1, flannel) / e2e (0)	23m 11s
test / test_e2e_env (multizone, v1.23.17-k3s1, amd64, 1, flannel) / e2e (0)	21m 16s
test / test_e2e_env (universal, kind, amd64, 1, flannel) / e2e (0)	17m 18s
build_publish	0s
provenance	0s
distributions	1s
	2h 19m 12s

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