[VOL-1707]
Run golang SCA tools on the golang openolt adapter and fix the errors.
Used golangci-lint tool.
Makefile integrated with new target for running golangci-lint tool.

Change-Id: I8458d75bf4a997d6f93740acf10a03bf43c554c7
diff --git a/.gitignore b/.gitignore
index 6850f66..ce10b34 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,3 +39,6 @@
 
 # test output
 tests/results
+
+# SCA reports from run golangci-lint tool
+sca-report/