package/boost: boost-metaparse depends on boost-test
The boost metaparse library depends on the test library:
https://github.com/boostorg/metaparse/blob/master/build/Jamfile.v2
The test library itself depends on MMU, therefore we need to propagate
the dependency, fixes
http://autobuild.buildroot.net/results/02f/02f98a50340ecae01f723ad48c2d54d9e28388f8/
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>