4.19-stable patches

4.19-stable patches

added patches:
	bpf-add-bpf_f_any_alignment.patch
	bpf-adjust-f_needs_efficient_unaligned_access-handling-in-test_verifier.c.patch
	bpf-apply-f_needs_efficient_unaligned_access-to-more-accept-test-cases.patch
	bpf-fix-test-suite-to-enable-all-unpriv-program-types.patch
	bpf-make-more-use-of-any-alignment-in-test_verifier.c.patch
	bpf-test-make-sure-to-run-unpriv-test-cases-in-test_verifier.patch
	selftests-bpf-add-any-alignment-annotation-for-some-tests.patch
	selftests-bpf-avoid-running-unprivileged-tests-with-alignment-requirements.patch
	selftests-bpf-generalize-dummy-program-types.patch