Update Partner link to be consistent with rest of website (#1467)

Author: kaankabalak

source/_templates/top-navigation.html

@@ -249,7 +249,7 @@
 		</div>
 	</div>
 
-    <a href="https://min.io/partner" class="nav__link">
+    <a href="https://min.io/partner-program" class="nav__link">
         <span>Partner</span>
     </a>