Fix golangci-lint v2 config format

.golangci.yml

@@ -3,16 +3,14 @@ version: "2"
 
 run:
   timeout: 5m
-  tests: false
 
 linters:
-  disable-all: true
+  default: none
   enable:
     # Only essential linters that catch real bugs
     - govet
-    - ineffassign
 
-linters-settings:
+settings:
   govet:
     disable:
       - fieldalignment