gnome-text-editor: Add missing libpcre build time depenedency

libpcre is needed. glib-2.0 now uses libpcre2 instead of libpcre which
was indirectly satisfying this

Signed-off-by: Khem Raj <raj.khem@gmail.com>
(cherry picked from commit b08c4ab7c8)
Signed-off-by: Armin Kuster <akuster808@gmail.com>

meta-gnome/recipes-gnome/gnome-text-editor/gnome-text-editor_42.2.bb

@@ -10,6 +10,7 @@ DEPENDS = " \
     gtk4 \
     gtksourceview5 \
     enchant2 \
+    libpcre \
 "
 
 GTKIC_VERSION = "4"