firewall: fix typo

(cherry picked from commit 5f50315c)

src/opnsense/mvc/app/controllers/OPNsense/Proxy/forms/main.xml

@@ -214,7 +214,7 @@
                   Enable transparent proxy mode. You will need a firewall rule to forward traffic from the firewall to the proxy server.
                   You may leave the proxy interfaces empty, but remember to set a valid ACL in that case.
                   <br/>
-                  <a href="/firewall_nat_edit.php?template=transparant_proxy"> Add a new firewall rule </a>
+                  <a href="/firewall_nat_edit.php?template=transparent_proxy"> Add a new firewall rule </a>
                   ]]></help>
             </field>
             <field>
@@ -228,7 +228,7 @@
                   <br/><br/>
                   Transparent HTTP proxy needs to be enabled and you need nat rules to reflect your traffic
                   for this feature to work.<br/>
-                  <a href="/firewall_nat_edit.php?template=transparant_proxy&https=1"> Add a new firewall rule </a>
+                  <a href="/firewall_nat_edit.php?template=transparent_proxy&https=1"> Add a new firewall rule </a>
                   ]]></help>
             </field>
             <field>

src/www/firewall_nat_edit.php

@@ -87,8 +87,8 @@ if ($_SERVER['REQUEST_METHOD'] === 'GET') {
                   $pconfig['ipprotocol'] = 'inet';
               }
           }
-    } elseif (isset($_GET['template']) && $_GET['template'] == 'transparant_proxy') {
-        // new rule for transparant proxy reflection, to use as sample
+    } elseif (isset($_GET['template']) && $_GET['template'] == 'transparent_proxy') {
+        // new rule for transparent proxy reflection, to use as sample
         $pconfig['interface'] = "lan";
         $pconfig['src'] = "lan";
         $pconfig['dst'] = "any";