Skip failing ARM testcases for CI

There are a few tests that fail on ARM and thus we can't enable testing
in CI. Skip the failing tests until they're fixed so that we catch new
failures in CI (when we enable testing for the remaining tests).

Change-Id: Ie896ef5c449ef965029633e38d317a8d5ac26352
Signed-off-by: juraj.linkes <juraj.linkes@pantheon.tech>
diff --git a/test/Makefile b/test/Makefile
index eae2d89..72f3ff4 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -299,6 +299,8 @@
 	@echo ""
 	@echo " TEST_DEBUG=1         - turn on debugging of the test framework itself (expert)"
 	@echo ""
+	@echo " SKIP_AARCH64=1       - skip tests that are failing on the ARM platorm in FD.io CI"
+	@echo ""
 	@echo "Creating test documentation"
 	@echo " test-doc            - generate documentation for test framework"
 	@echo " test-wipe-doc       - wipe documentation for test framework"