Pruning permission (#1206)

* Permissions Change for Pruning

Starting on March 15, 2024, the Get Guild Prune Count and Begin Guild Prune endpoints will require the MANAGE_GUILD permission alongside the existing KICK_MEMBERS permission.

* Update src/Discord/Parts/Guild/Guild.php

Co-authored-by: SQKo <87897282+SQKo@users.noreply.github.com>

* Update src/Discord/Parts/Guild/Guild.php

Co-authored-by: SQKo <87897282+SQKo@users.noreply.github.com>

---------

Co-authored-by: SQKo <87897282+SQKo@users.noreply.github.com>

src/Discord/Parts/Guild/Guild.php

@@ -1225,7 +1225,7 @@ public function getPruneCount(array $options = []): ExtendedPromiseInterface
         $options = $resolver->resolve($options);
 
         $botperms = $this->getBotPermissions();
-        if ($botperms && ! $botperms->kick_members) {
+        if ($botperms && ! ($botperms->kick_members && $botperms->manage_guild)) {
             return reject(new NoPermissionsException("You do not have permission to get prune count in the guild {$this->id}."));
         }
 
@@ -1283,7 +1283,7 @@ public function beginPrune(array $options = [], ?string $reason = null): Extende
         $options = $resolver->resolve($options);
 
         $botperms = $this->getBotPermissions();
-        if ($botperms && ! $botperms->kick_members) {
+        if ($botperms && ! ($botperms->kick_members && $botperms->manage_guild)) {
             return reject(new NoPermissionsException("You do not have permission to prune members in the guild {$this->id}."));
         }