set dev version for chart

chart in the repo should be set to an arbitrary dev
version as we deploy latest components by default.

during release workflow relevant values are replaced
when release chart is built.

Signed-off-by: adrianc <adrianc@nvidia.com>

deployment/sriov-network-operator-chart/Chart.yaml

@@ -1,8 +1,8 @@
 apiVersion: v2
 name: sriov-network-operator-chart
-version: 1.2.0
+version: 0.0.0-dev
 kubeVersion: '>= 1.16.0-0'
-appVersion: 1.2.0
+appVersion: v0.0.0-dev
 description: SR-IOV network operator configures and manages SR-IOV networks in the kubernetes cluster
 type: application
 keywords: