remove outdated settings

Author: skudasov

seth/.golangci.yml

@@ -27,9 +27,6 @@ linters-settings:
     local-prefixes: github.com/smartcontractkit/chainlink-testing-framework/seth
   gosec:
     exclude-generated: true
-  govet:
-    # report about shadowed variables
-    check-shadowing: false
   errorlint:
     # Allow formatting of errors without %w
     errorf: false