Add documentation for except support in ipBlock #33339

Job	Run time
Check whether tests need to be run based on diff	14s
Build Antrea image to be used for Kind e2e tests	0s
Build Flow Aggregator image to be used for Kind e2e tests	0s
Test installation using 'antctl check' command	0s
API compatible with client version N-1	0s
API compatible with client version N-2	0s
E2e tests on a Kind cluster on Linux	0s
E2e tests on a Kind cluster on Linux with all features enabled	0s
E2e tests on a Kind cluster on Linux with non default values (proxyAll=true, LoadBalancerMode=DSR...	0s
E2e tests on a Kind cluster on Linux for Flow Visibility	0s
E2e tests on a Kind cluster on Linux (hybrid)	0s
E2e tests on a Kind cluster on Linux (noEncap)	0s
NetworkPolicy conformance tests on a Kind cluster on Linux	0s
Antrea-native (VLAN) secondary network tests on a Kind cluster on Linux	0s
Upgrade from Antrea version N-1	0s
Upgrade from Antrea version N-2	0s
Validate metrics in Prometheus document match running deployment's	0s
Delete uploaded images	0s
	14s

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