autotools: Disable dependency tracking

There is no point in us spending time generating a ton of dependency
information in source directories when we don't actually use it
for our one off builds. We might as well disable the option and
take the speed up.

(From OE-Core rev: 970e0ae610804638d00b0a6b85c6e2e895778e8e)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/classes/autotools.bbclass

@@ -64,6 +64,7 @@ CONFIGUREOPTS = " --build=${BUILD_SYS} \
 		  --infodir=${infodir} \
 		  --mandir=${mandir} \
 		  --disable-silent-rules \
+		  --disable-dependency-tracking \
 		  ${@append_libtool_sysroot(d)}"
 
 oe_runconf () {