Fix container-name and container-image env var counter if container i…

…s excluded via annotation (#3007)

Co-authored-by: Hinterreiter <lukas.hinterreiter@dt-c12xyryvcf.clients.dynatrace.org>

pkg/webhook/mutation/pod/oneagent/containers.go

@@ -33,7 +33,7 @@ func (mut *Mutator) mutateUserContainers(request *dtwebhook.MutationRequest) int
 			continue
 		}
 
-		addContainerInfoInitEnv(request.InstallContainer, i+1, container.Name, container.Image)
+		addContainerInfoInitEnv(request.InstallContainer, injectedContainers+1, container.Name, container.Image)
 		mut.addOneAgentToContainer(request.ToReinvocationRequest(), container)
 
 		injectedContainers++