[evince] help: Fix typo in synctex-support

[Piotr Drąg <piotrdrag src gnome org>]

commit 27bd515b629ec94d960bfdcbeb6d85364490e733
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sun Aug 12 01:25:49 2018 +0200

    help: Fix typo in synctex-support

 help/C/synctex-support.page | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/help/C/synctex-support.page b/help/C/synctex-support.page
index 837df7cf..88219d7f 100644
--- a/help/C/synctex-support.page
+++ b/help/C/synctex-support.page
@@ -29,12 +29,12 @@ The following packages need to be installed in order to add support for SyncTeX:
 <list>
   <item>
     <p>
-      A LaTeX engine with SyncTex support, such as <app>pdflatex</app>.
+      A LaTeX engine with SyncTeX support, such as <app>pdflatex</app>.
     </p>
   </item>
   <item>
     <p>
-      A text editor with SynxTeX support, such as <app>gedit</app> with gedit-plugins installed.
+      A text editor with SyncTeX support, such as <app>gedit</app> with gedit-plugins installed.
     </p>
   </item>
 </list>