Cleanup golangci-lint config

Remove obsolete confiugrations.

Signed-off-by: SuperQ <[email protected]>

Author: SuperQ

Diff for: .golangci.yml

@@ -4,19 +4,10 @@ linters:
   - sloglint
 
 run:
-  deadline: 5m
-  skip-files:
-    # Skip autogenerated files.
-    - ^.*\.(pb|y)\.go$
+  timeout: 5m
 
 issues:
   exclude-rules:
     - path: _test.go
       linters:
         - errcheck
-
-linters-settings:
-  errcheck:
-    exclude-functions:
-      # Used in HTTP handlers, any error is handled by the server itself.
-      - (net/http.ResponseWriter).Write