Add jitter to pod network latency experiment (#522)

Signed-off-by: uditgaurav <udit@chaosnative.com>

charts/generic/pod-network-latency/engine.yaml

@@ -23,6 +23,9 @@ spec:
             - name: NETWORK_LATENCY
               value: '2000'
 
+            - name: JITTER
+              value: '0'            
+
             # provide the name of container runtime
             # for litmus LIB, it supports docker, containerd, crio
             # for pumba LIB, it supports docker only

charts/generic/pod-network-latency/experiment.yaml

@@ -90,6 +90,9 @@ spec:
     - name: RAMP_TIME
       value: ''
 
+    - name: JITTER
+      value: '0'
+
     # lib can be litmus or pumba
     - name: LIB
       value: 'litmus'