minor symfony#49695 [Notifier] Add "retry" and "expire" options to Pushover bridge (vlepeule)

This PR was squashed before being merged into the 6.3 branch.

Discussion
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[Notifier] Add "retry" and "expire" options to Pushover bridge

| Q             | A
| ------------- | ---
| Branch?       | 6.3
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Tickets       | -
| License       | MIT
| Doc PR        | -

Add "retry" and "expire" options to handle "Emergency Priority", according to  [Pushover API documentation](https://pushover.net/api#priority) :

> To send an emergency-priority notification, the priority parameter must be set to 2 and the retry and expire parameters must be supplied.

Commits
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2feabc6 [Notifier] Add "retry" and "expire" options to Pushover bridge

Author: nicolas-grekas

src/Symfony/Component/Notifier/Bridge/Pushover/PushoverOptions.php

@@ -124,6 +124,30 @@ public function priority(int $priority): static
         return $this;
     }
 
+    /**
+     * @see https://pushover.net/api#priority
+     *
+     * @return $this
+     */
+    public function expire(int $seconds): static
+    {
+        $this->options['expire'] = $seconds;
+
+        return $this;
+    }
+
+    /**
+     * @see https://pushover.net/api#priority
+     *
+     * @return $this
+     */
+    public function retry(int $seconds): static
+    {
+        $this->options['retry'] = $seconds;
+
+        return $this;
+    }
+
     /**
      * @see https://pushover.net/api#sounds
      *