Fix typos in documentation and constants with typo finding tool

Signed-off-by: bootstrap-prime <bootstrap.prime@gmail.com>
diff --git a/library/ssl_tls13_server.c b/library/ssl_tls13_server.c
index 769ed48..2aa62bf 100644
--- a/library/ssl_tls13_server.c
+++ b/library/ssl_tls13_server.c
@@ -412,7 +412,7 @@
      */
 
     /*
-     * Minimal length ( with everything empty and extensions ommitted ) is
+     * Minimal length ( with everything empty and extensions omitted ) is
      * 2 + 32 + 1 + 2 + 1 = 38 bytes. Check that first, so that we can
      * read at least up to session id length without worrying.
      */