Fix the printed versions (were opposite)

PR #1224 <https://github.com/Genymobile/scrcpy/pull/1224>

Signed-off-by: Romain Vimont <rom@rom1v.com>

server/src/main/java/com/genymobile/scrcpy/Server.java

@@ -77,7 +77,7 @@ public final class Server {
         String clientVersion = args[0];
         if (!clientVersion.equals(BuildConfig.VERSION_NAME)) {
             throw new IllegalArgumentException(
-                    "The server version (" + clientVersion + ") does not match the client " + "(" + BuildConfig.VERSION_NAME + ")");
+                    "The server version (" + BuildConfig.VERSION_NAME + ") does not match the client " + "(" + clientVersion + ")");
         }
 
         if (args.length != 9) {