[gnome-notes] Force webview to activate bidirectional support

[Isaque Galdino de Araujo <igaldino src gnome org>]

commit 24b14d2b9419c668543f1fdfa68a4a79dd2d1904
Author: Kévin Commaille <zecakeh pm me>
Date:   Mon Mar 1 17:02:12 2021 +0100

    Force webview to activate bidirectional support
    
    Fixes #56

 data/Default.css | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/data/Default.css b/data/Default.css
index bd44bf8..32046bc 100644
--- a/data/Default.css
+++ b/data/Default.css
@@ -6,10 +6,12 @@ body {
   line-height:      1.5em;
   padding:          2.0em;
   font-size:        150%;
+  unicode-bidi:     plaintext;
 }
 
 div {
   margin:           0.75em 0;
+  unicode-bidi:     plaintext;
 }
 
 ul {