[devhelp] Fix Czech help translation

[Sébastien Wilmet <swilmet src gnome org>]

commit fe073fc1ce9ff48571e85050dc6aa074e281fdc9
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Apr 4 01:50:16 2020 +0200

    Fix Czech help translation
    
    There was a compilation warning:
    ```
    Warning: Could not merge cs translation for msgid:
    <app>Devhelp</app> uses the <link
    href="https://specifications.freedesktop.org/basedir-spec/latest/";>XDG
    Base Directory Specification</link> to find the books. The list of
    locations searched is:
    ```

 help/cs/cs.po | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/help/cs/cs.po b/help/cs/cs.po
index f560dea4..dbf17cfa 100644
--- a/help/cs/cs.po
+++ b/help/cs/cs.po
@@ -231,7 +231,7 @@ msgid ""
 "org/basedir-spec/latest/\">XDG Base Directory Specification</link> to find "
 "the books. The list of locations searched is:"
 msgstr ""
-"<app>Devhelp</app> používá k nalezení knih link href=\"https://specifications.";
+"<app>Devhelp</app> používá k nalezení knih <link href=\"https://specifications.";
 "freedesktop.org/basedir-spec/latest/\">Specifikaci základních složek XDG"
 "</link> (odkaz je v angličtině). Zde je seznam prohledávaných umístění:"