Migrate golint to v2

```
WARN The configuration comments are not migrated.
WARN Details about the migration: https://golangci-lint.run/product/migration-guide/
WARN The configuration `run.timeout` is ignored. By default, in v2, the timeout is disabled.
```

I've backported comment and timeout

Signed-off-by: Benoit Tigeot <benoit.tigeot@lifen.fr>

.golangci.yml

@@ -1,45 +1,63 @@
+version: "2"
 run:
   timeout: 10m
-
 linters:
-  disable-all: true
+  default: none
   enable:
     - dupl
-    - gofmt
-    - goimports
-    - gosimple
     - govet
     - ineffassign
     - misspell
     - nakedret
     - revive
-    - unused
     - staticcheck
-
-linters-settings:
-  gofmt:
-    simplify: true
-  goimports:
-    local-prefixes: helm.sh/helm/v4
-  dupl:
-    threshold: 400
-issues:
-  exclude-rules:
+    - unused
+  settings:
+    dupl:
+      threshold: 400
+  exclusions:
     # Helm, and the Go source code itself, sometimes uses these names outside their built-in
     # functions. As the Go source code has re-used these names it's ok for Helm to do the same.
     # Linting will look for redefinition of built-in id's but we opt-in to the ones we choose to use.
-    - linters:
-        - revive
-      text: "redefines-builtin-id: redefinition of the built-in function append"
-    - linters:
-        - revive
-      text: "redefines-builtin-id: redefinition of the built-in function clear"
-    - linters:
-        - revive
-      text: "redefines-builtin-id: redefinition of the built-in function max"
-    - linters:
-        - revive
-      text: "redefines-builtin-id: redefinition of the built-in function min"
-    - linters:
-        - revive
-      text: "redefines-builtin-id: redefinition of the built-in function new"
+    generated: lax
+    presets:
+      - comments
+      - common-false-positives
+      - legacy
+      - std-error-handling
+    rules:
+      - linters:
+          - revive
+        text: 'redefines-builtin-id: redefinition of the built-in function append'
+      - linters:
+          - revive
+        text: 'redefines-builtin-id: redefinition of the built-in function clear'
+      - linters:
+          - revive
+        text: 'redefines-builtin-id: redefinition of the built-in function max'
+      - linters:
+          - revive
+        text: 'redefines-builtin-id: redefinition of the built-in function min'
+      - linters:
+          - revive
+        text: 'redefines-builtin-id: redefinition of the built-in function new'
+    paths:
+      - third_party$
+      - builtin$
+      - examples$
+formatters:
+  enable:
+    - gofmt
+    - goimports
+  settings:
+    gofmt:
+      simplify: true
+    goimports:
+      local-prefixes:
+        - helm.sh/helm/v4
+  exclusions:
+    generated: lax
+    paths:
+      - third_party$
+      - builtin$
+      - examples$