VOL-3344 - Enabled default linters and fixed found issues.

Also disabled govet's variable shadowing check, since this is very useful for isolating multiple "err"ors in a row.

Change-Id: Icd70c723c406c5986b8cfe4535ad7daa0752e48c
diff --git a/internal/pkg/resourcemanager/resourcemanager_test.go b/internal/pkg/resourcemanager/resourcemanager_test.go
index 73b74df..562bc08 100644
--- a/internal/pkg/resourcemanager/resourcemanager_test.go
+++ b/internal/pkg/resourcemanager/resourcemanager_test.go
@@ -43,14 +43,14 @@
 )
 
 func init() {
-	log.SetDefaultLogger(log.JSON, log.DebugLevel, nil)
+	_, _ = log.SetDefaultLogger(log.JSON, log.DebugLevel, nil)
 }
 
 const (
 	// MeterConfig meter to extract meter
 	MeterConfig = "meter_id"
 	// TpIDSuffixPath to extract Techprofile
-	TpIDSuffixPath = "tp_id"
+	// TpIDSuffixPath = "tp_id"
 	// FlowIDInfo to extract flows
 	FlowIDInfo = "flow_id_info"
 	// FlowIds to extract flows