Make the breaking changes

src/Validator/VersionPolicyValidator.php

@@ -90,27 +90,23 @@ final class VersionPolicyValidator implements EventSubscriberInterface {
 
     // If this is a cron update, we may need to do additional checks.
     if ($stage instanceof ConsoleUpdateStage) {
-      $mode = $this->cronUpdateRunner->getMode();
+      // If cron updates are enabled, the installed version must be stable;
+      // no alphas, betas, or RCs.
+      $rules[] = StableReleaseInstalled::class;
+      // It must also be in a supported branch.
+      $rules[] = SupportedBranchInstalled::class;
 
-      if ($mode !== CronUpdateRunner::DISABLED) {
-        // If cron updates are enabled, the installed version must be stable;
-        // no alphas, betas, or RCs.
-        $rules[] = StableReleaseInstalled::class;
-        // It must also be in a supported branch.
-        $rules[] = SupportedBranchInstalled::class;
-
-        // If the target version is known, more rules apply.
-        if ($target_version) {
-          // The target version must be stable too...
-          $rules[] = TargetVersionStable::class;
-          // ...and it must be in the same minor as the installed version.
-          $rules[] = ForbidMinorUpdates::class;
-
-          // If only security updates are allowed during cron, the target
-          // version must be a security release.
-          if ($mode === CronUpdateRunner::SECURITY) {
-            $rules[] = TargetSecurityRelease::class;
-          }
+      // If the target version is known, more rules apply.
+      if ($target_version) {
+        // The target version must be stable too...
+        $rules[] = TargetVersionStable::class;
+        // ...and it must be in the same minor as the installed version.
+        $rules[] = ForbidMinorUpdates::class;
+
+        // If only security updates are allowed during cron, the target
+        // version must be a security release.
+        if ($this->cronUpdateRunner->getMode() === CronUpdateRunner::SECURITY) {
+          $rules[] = TargetSecurityRelease::class;
         }
       }
     }