ci: golangci-lint settings

Author: andrew-tx

.golangci.yml

@@ -31,7 +31,7 @@ run:
   modules-download-mode: vendor
   timeout: 15m
   # The default concurrency value is the number of available CPU.
-  concurrency: 10 
+  concurrency: 12
   # Allow multiple parallel golangci-lint instances running.
   # If false (default) - golangci-lint acquires file lock on start.
-  allow-parallel-runners: false
+  allow-parallel-runners: true