update golangci.yml to remove deprecation warnings (#64)

Author: zackattack01

.golangci.yml

@@ -1,6 +1,4 @@
 run:
-  skip-dirs:
-    - test-cmds
   timeout: 5m
 
 linters:
@@ -18,16 +16,12 @@ linters:
     - gosec
     - gosimple
     - ineffassign
-    - interfacer
-    - maligned
     - noctx
     - staticcheck
-    - structcheck
-    - varcheck
 
 linters-settings:
   errcheck:
-    ignore: github.com/go-kit/kit/log:Log
+    exclude-functions: github.com/go-kit/kit/log:Log
   gofmt:
     simplify: false
 
@@ -37,3 +31,5 @@ issues:
     - linters:
       - paralleltest
       text: "does not use range value in test Run"
+  exclude-dirs:
+    - test-cmds