fix: Update golangci-lint configuration by removing deprecated issue rules

.golangci.yml

@@ -1,4 +1,4 @@
-version: 2
+version: "2"
 
 linters:
   enable:
@@ -7,22 +7,5 @@ linters:
     - staticcheck
     - unused
 
-issues:
-  exclude-rules:
-    - path: _test\.go
-      linters:
-        - errcheck
-    - path: examples/
-      linters:
-        - errcheck
-        - unused
-
 run:
   timeout: 5m
-  tests: true
-
-output:
-  format: colored-line-number
-  print-issued-lines: true
-  print-linter-name: true
-  sort-results: true