Fix workflow level permissions in smokechow and detect-conflicts

Author: YuriiMotov

.github/workflows/detect-conflicts.yml

@@ -4,6 +4,8 @@ on:
   pull_request_target: # zizmor: ignore[dangerous-triggers]
     types: [synchronize]
 
+permissions: {}
+
 jobs:
   main:
     permissions:

.github/workflows/smokeshow.yml

@@ -5,12 +5,13 @@ on:
     workflows: [Test]
     types: [completed]
 
-permissions:
-  statuses: write
+permissions: {}
 
 jobs:
   smokeshow:
     runs-on: ubuntu-latest
+    permissions:
+      statuses: write
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with: