chore(lint): forbid importing logrus outside the logging package (#1303)

Add a `depguard` rule so everything logs through `act/common/logging`, which keeps the backend swappable.

Stacked on https://gitea.com/gitea/runner/pulls/1302.

Assisted-by: Codet
Co-authored-by: bircni <bircni@icloud.com>
Reviewed-on: https://gitea.com/gitea/runner/pulls/1303
Reviewed-by: Zettat123 <39446+zettat123@noreply.gitea.com>

.golangci.yml

@@ -39,6 +39,13 @@ linters:
           deny:
             - pkg: golang.org/x/exp
               desc: it's experimental and unreliable
+        logrus:
+          files:
+            - $all
+            - "!**/act/common/logging/**"
+          deny:
+            - pkg: github.com/sirupsen/logrus
+              desc: log through gitea.com/gitea/runner/act/common/logging
     nolintlint:
       allow-unused: false
       require-explanation: true