Change button wording

index.html

@@ -159,7 +159,7 @@ <h1>Convert Google Maps saved places to Organic Maps</h1>
         <p>You can retrieve a  <code>Saved Places.json</code> file by navigating to "Your data in Maps" in your Google Account settings, then pressing "Download your Maps data."</p>
         <p>Read about why Organic Maps is <a href="https://news.itsfoss.com/organic-maps/" target="_blank">the open-source offline map you need to ditch Google Maps</a>.</p>
         <form id="kmlForm" class="form-group">
-            <label for="json">Upload <code>Saved Places.json</code></label>
+            <label for="json">Select <code>Saved Places.json</code></label>
             <input type="file" id="json" name="json"><br>
             <button type="button" class="btn" id="generateBtn" onclick="generateKMZ()" disabled>Generate KMZ</button>
         </form>