fwupd: skip buildpaths errors

Test binaries are embeddding build paths and can't easily
figure out why. Thus ignore the errors in these binaries
for now.

Signed-off-by: Mikko Rapeli <mikko.rapeli@linaro.org>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-bsp/fwupd/fwupd_1.9.18.bb

@@ -141,3 +141,5 @@ FILES:${PN} += "${libdir}/fwupd-plugins-* \
 FILES:${PN}-ptest += "${libexecdir}/installed-tests/ \
                       ${datadir}/installed-tests/"
 RDEPENDS:${PN}-ptest += "gnome-desktop-testing"
+
+INSANE_SKIP:${PN}-ptest += "buildpaths"