world-broken.inc: Remove

Move still required entries as COMPATIBLE_HOST_libc-musl = 'null'
to individual recipes.

This also gives users a proper error message when trying to build
a known non-building package.

(From OE-Core rev: 8bbb17d2dcafa9b4e26941a55932f4be2782e1d1)

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-rt/rt-tests/rt-tests_1.1.bb

@@ -14,6 +14,10 @@ SRC_URI += " \
             file://run-ptest \
             file://rt_bmark.py \
            "
+
+# rt-tests needs PI mutex support in libc
+COMPATIBLE_HOST_libc-musl = 'null'
+
 # Do not install hwlatdetect
 EXTRA_OEMAKE += "PYLIB=''"