spelling: subfolders

Signed-off-by: Josh Soref <[email protected]>

Author: jsoref

plugins/sources/src/org/graalvm/visualvm/sources/options/SourcesOptionsPanel.java

@@ -710,7 +710,7 @@ public void propertyChange(PropertyChangeEvent evt) {
 
             final File[] subdirs = (File[])evt.getNewValue();
 
-            if (processor == null) processor = new RequestProcessor("Source Roots Subfoldes Processor"); // NOI18N
+            if (processor == null) processor = new RequestProcessor("Source Roots Subfolders Processor"); // NOI18N
 
             processor.post(new Runnable() {
                 public void run() {