[gtranslator] help: Cover how to delete the complete TM

[Andre Klapper <aklapper src gnome org>]

commit b3eafe197dcc3912aa473255ee9b04e538dad03c
Author: Andre Klapper <a9016009 gmx de>
Date:   Wed Sep 25 21:57:13 2019 +0200

    help: Cover how to delete the complete TM

 help/C/gtr-use-delete-entry.page | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/help/C/gtr-use-delete-entry.page b/help/C/gtr-use-delete-entry.page
index c881ac2f..8ff3d66e 100644
--- a/help/C/gtr-use-delete-entry.page
+++ b/help/C/gtr-use-delete-entry.page
@@ -58,5 +58,9 @@
 
 <p>To delete a specific match from the <gui>Translation Memory</gui> panel, <em style="strong">right-click 
it</em> and select <gui>Remove</gui> from the contextual menu.</p>  
 
+<note style="advanced">
+<p>To remove the entire TM, delete the file <file>~/.config/gtranslator/translation-memory.db</file> while 
<app>Gtranslator</app> is not running.</p>
+</note>
+
 </page>