Change 'C' to 'C/CPP' in index.html

Author: ThomTrooper

index.html

@@ -31,7 +31,7 @@ <h2>Development skills:</h2>
                 <ul>
                     <li>Bash</li>
                     <li>PHP</li>
-                    <li>C</li>
+                    <li>C/CPP</li>
                 </ul>
                 <ul>
                     <li>Python</li>