Add support for pre-commit hook/linting

.pre-commit-config.yaml
-----------------------
  o Create initial config for pre-commit hook.

misc/*
  o Basic inline cleanups courtesy of the pre-commit hook.

Signed-off-by: Joey Armstrong <jarmstrong@linuxfoundation.org>
Change-Id: I6aa20216ade22b1a7406e8358864fb245842b713
diff --git a/jjb/repos/voltha-helm-charts.yaml b/jjb/repos/voltha-helm-charts.yaml
index af82fc4..28ec08e 100644
--- a/jjb/repos/voltha-helm-charts.yaml
+++ b/jjb/repos/voltha-helm-charts.yaml
@@ -38,7 +38,7 @@
     name: 'verify-voltha-helm-charts-jobs-master'
     jobs:
       - 'voltha-patch-test'
-      
+
 - job-group:
     name: 'verify-voltha-helm-charts-jobs-voltha-2.12'
     jobs:
@@ -58,5 +58,5 @@
 #    jobs:
 #      - 'voltha-patch-test':
 #          pipeline-script: 'voltha/voltha-2.8/bbsim-tests.groovy'
-          
+
 # [EOF]