Remove newline at end of files that is unneeded

database/getLatestVersion.php

@@ -1,4 +1,4 @@
 <?php
 require __DIR__ . '/../incl/util.php';
 setPlainHeader();
-echo "1.8.2";
+echo "1.8.2";

database/launcher/latest.php

@@ -1,4 +1,4 @@
 <?php
 require __DIR__ . '/../../incl/util.php';
 setPlainHeader();
-echo "-1";
+echo "-1";

database/loginAccount.php

@@ -71,4 +71,4 @@ echo encrypt(json_encode(["success" => true, "data" => $data]));
 
 $stmt->close();
 $conn0->close();
-$conn1->close();
+$conn1->close();