Migrate golangci-lint config to v2

Author: mckern

.golangci.yml

@@ -1,6 +1,22 @@
+version: "2"
 linters:
   disable:
     - errcheck
-
-run:
-  timeout: 5m
+  exclusions:
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+    paths:
+      - third_party$
+      - builtin$
+      - examples$
+formatters:
+  exclusions:
+    generated: lax
+    paths:
+      - third_party$
+      - builtin$
+      - examples$