manual/faq-troubleshooting.txt: remove the extra 'the'

Signed-off-by: Jerzy Grzegorek <jerzy.grzegorek@trzebnica.net>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

docs/manual/faq-troubleshooting.txt

@@ -117,7 +117,7 @@ Why doesn't Buildroot generate binary packages (.deb, .ipkg...)?
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 One feature that is often discussed on the Buildroot list is the
-the general topic of "package management". To summarize, the idea
+general topic of "package management". To summarize, the idea
 would be to add some tracking of which Buildroot package installs
 what files, with the goals of: