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/makefiles/release/include.mk b/makefiles/release/include.mk
index 6c56261..0e2ae31 100644
--- a/makefiles/release/include.mk
+++ b/makefiles/release/include.mk
@@ -32,5 +32,3 @@
 endif
 
 # [EOF]
-
-
diff --git a/makefiles/release/voltha-versions.mk b/makefiles/release/voltha-versions.mk
index b8977dc..6bc7874 100644
--- a/makefiles/release/voltha-versions.mk
+++ b/makefiles/release/voltha-versions.mk
@@ -36,7 +36,7 @@
 # fatal to make help (param is null)
 voltha-version ?= $(error $(MAKE) voltha-verison=voltha-x.yy is required)\
 
-voltha-release-this := $(word 1,$(voltha-versions)) 
+voltha-release-this := $(word 1,$(voltha-versions))
 voltha-release-last := $(word 2,$(voltha-versions))
 
 $(if $(DEBUG),$(warning LEAVE))