libmnl: explicitly disable doxygen

libmnl autoconf autodetects doxygen to generate manpages.
If doxygen is provided via hosttools, the build fails.
Also until now manpages were not needed.
So explicitly disable doxygen in configure step.

(From OE-Core rev: 8d7bbf4d6936d831e341e9443a6b3711be09c7ab)

Signed-off-by: Peter Marko <peter.marko@siemens.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-extended/libmnl/libmnl_1.0.5.bb

@@ -11,4 +11,6 @@ SRC_URI[sha256sum] = "274b9b919ef3152bfb3da3a13c950dd60d6e2bcd54230ffeca298d03b4
 
 inherit autotools pkgconfig
 
+EXTRA_OECONF += "--with-doxygen=no"
+
 BBCLASSEXTEND = "native"