Adding a dev-values.yaml for a mininet based deloyment (stratum-bmv2) also modifying some resource constraints

Change-Id: I228d536ae9d3c0033f96eb4d16c90415d9a188ea
diff --git a/.gitignore b/.gitignore
index 2b8eb93..6f01124 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 # SPDX-License-Identifier: Apache-2.0
 Chart.lock
 charts
+.idea/