feat: Add cri proxy for e2e_node

add example of using CRI proxy

fix:  Invalid function call

fix:  Optimize getPodImagePullDuration

fix:  Return error if the CRI Proxy is undefined

chore:  add a document

test/e2e/framework/test_context.go

@@ -277,6 +277,8 @@ type NodeTestContextType struct {
 	ExtraEnvs map[string]string
 	// StandaloneMode indicates whether the test is running kubelet in a standalone mode.
 	StandaloneMode bool
+	// CriProxyEnabled indicates whether enable CRI API proxy for failure injection.
+	CriProxyEnabled bool
 }
 
 // CloudConfig holds the cloud configuration for e2e test suites.