Add dynamic build date using time() function in VersionInfo

This update introduces a dynamic build date in the VersionInfo class using the time() function, allowing the build date to be set at runtime. This change ensures that the build date is always current without needing manual updates.

build/generate-build-info-json.php

@@ -39,7 +39,7 @@
 	"channel" => VersionInfo::BUILD_CHANNEL,
 	"git_commit" => $argv[1],
 	"mcpe_version" => ProtocolInfo::MINECRAFT_VERSION_NETWORK,
-	"date" => time(), //TODO: maybe we should embed this in VersionInfo?
+	"date" => VersionInfo::BUILD_DATE(),
 	"details_url" => "https://github.com/$argv[3]/releases/tag/$argv[2]",
 	"download_url" => "https://github.com/$argv[3]/releases/download/$argv[2]/PocketMine-MP.phar",
 	"source_url" => "https://github.com/$argv[3]/tree/$argv[2]",

src/VersionInfo.php

@@ -103,4 +103,8 @@ public static function VERSION() : VersionString{
 		}
 		return self::$fullVersion;
 	}
+
+	public static function BUILD_DATE() : int {
+		return time();
+	}
 }