fix: make MapTiler key hint a clickable hyperlink

Author: MartinovEm

locale/en/messages.json

@@ -237,9 +237,6 @@
     "mapgenOsmWarning": {
         "message": "OSM Standard tile policy does not permit offline bulk export. Select ESRI, Google, or MapTiler (OSM Style) for SD/ZIP export."
     },
-    "mapgenMaptilerKeyHint": {
-        "message": "Get a free key at maptiler.com"
-    },
     "mapgenProjectSettings": {
         "message": "Project Settings"
     },

tabs/map_generator.html

@@ -44,7 +44,7 @@
 
                         <div id="mapgen_maptiler_key_row" style="display:none; margin: 4px 0;">
                             <input id="mapgen_maptiler_key" type="text" placeholder="MapTiler API key" style="width:100%; box-sizing:border-box; padding:4px 6px;" />
-                            <div style="font-size:0.85em; color:#888; margin-top:2px;" data-i18n="mapgenMaptilerKeyHint">Get a free key at <a href="https://maptiler.com" target="_blank">maptiler.com</a></div>
+                            <div style="font-size:0.85em; color:#888; margin-top:2px;">Get a free key at <a href="https://maptiler.com" target="_blank">maptiler.com</a></div>
                         </div>
                         <div id="mapgen_google_warning" class="mapgen-warning" style="display:none;">
                             <span data-i18n="mapgenGoogleWarning">Warning: Google might temporarily ban IPs after bulk downloads for 24 hours.</span>