trivial: typo

Signed-off-by: Luca(Wei) Chen <wei@cvluca.com>
diff --git a/libsel4serialserver/README.md b/libsel4serialserver/README.md
index 5f227c1..b772321 100644
--- a/libsel4serialserver/README.md
+++ b/libsel4serialserver/README.md
@@ -139,7 +139,7 @@
         /* I'm not going to cover how to initialize vkas here. */
         SETUP_YOUR_CLIENT'S_VKA(&client_vkas[i]);
 
-        /* Ask the Serrver to Mint badged endpoints to the clients: the library
+        /* Ask the Server to Mint badged endpoints to the clients: the library
          * automatically both allocates a unique badge value and mints the
          * capability for us.
          *