fix: php and swift

Author: ChiragAgg5k

templates/cli/lib/type-generation/languages/php.js.twig

@@ -40,9 +40,7 @@ class PHP extends LanguageMeta {
     return `<?php
 namespace Appwrite\\Models;
 
-use Appwrite\\Models\\Document;
-
-class <%- toPascalCase(collection.name) %> extends Document {
+class <%- toPascalCase(collection.name) %> {
 <% for (const attribute of collection.attributes ){ -%>
   public <%- getType(attribute) %> $<%- toCamelCase(attribute.key) %>;
 <% } -%>

templates/cli/lib/type-generation/languages/swift.js.twig

@@ -42,7 +42,7 @@ import Codable
 
 public class <%- toPascalCase(collection.name) %>: Codable {
 <% for (const attribute of collection.attributes) { -%>
-    public var <%- toCamelCase(attribute.key) %>: <%- getType(attribute) %>
+    public let <%- toCamelCase(attribute.key) %>: <%- getType(attribute) %>
 <% } %>
     enum CodingKeys: String, CodingKey {
 <% for (const attribute of collection.attributes) { -%>