[gimp-help] Fixed small typo

[Marco Ciampa <marcoc src gnome org>]

commit 34e8515c4da32a5f6db593972f88549c820c7f0e
Author: Marco Ciampa <ciampix posteo net>
Date:   Fri Jun 10 14:22:49 2022 +0200

    Fixed small typo

 src/concepts/setup.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/concepts/setup.xml b/src/concepts/setup.xml
index 53d8dafb4..bde8b2338 100644
--- a/src/concepts/setup.xml
+++ b/src/concepts/setup.xml
@@ -20,7 +20,7 @@
   <para>
     When first run, <acronym>GIMP</acronym> performs a series of steps to
     configure options and directories. The configuration process creates a
-    a user-writable configuration directory named
+    user-writable configuration directory named
     <filename class="directory">GIMP</filename>, with a per-version subdirectory,
     i.e. <filename class="directory">GIMP/2.10</filename>. All of the
     configuration information is stored in this directory. If you remove