elfutils: Mark failing ptests on musl as xfails

Elfutils tests do not all run cleanly on musl systems. Make the current set
as baseline by making the failing tests as XFAILS. This helps to not regress
further more.

(From OE-Core rev: c962949c7d70a40f94fb41c342b7a282578069ed)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/elfutils/elfutils_0.193.bb

@@ -66,6 +66,7 @@ PTEST_PARALLEL_MAKE = ""
 PTEST_XFAILS ?= ""
 # See - https://sourceware.org/bugzilla/show_bug.cgi?id=32232
 PTEST_XFAILS:append = "${@bb.utils.contains('DISTRO_FEATURES', 'ld-is-lld', ' run-strip-strmerge.sh run-elflint-self.sh run-backtrace-data.sh run-reverse-sections-self.sh', '', d)}"
+PTEST_XFAILS:append:libc-musl = " run-large-elf-file.sh run-backtrace-dwarf.sh run-stack-d-test.sh run-stack-i-test.sh run-stack-demangled-test.sh run-deleted.sh run-compress-test.sh"
 
 do_install_ptest() {
 	# copy the files which needed by the cases