add helenos targets to assembly tests

Author: mvolfik

tests/assembly/targets/targets-elf.rs

@@ -240,6 +240,9 @@
 //@ revisions: i686_unknown_haiku
 //@ [i686_unknown_haiku] compile-flags: --target i686-unknown-haiku
 //@ [i686_unknown_haiku] needs-llvm-components: x86
+//@ revisions: i686_unknown_helenos
+//@ [i686_unknown_helenos] compile-flags: --target i686-unknown-helenos
+//@ [i686_unknown_helenos] needs-llvm-components: x86
 //@ revisions: i686_unknown_hurd_gnu
 //@ [i686_unknown_hurd_gnu] compile-flags: --target i686-unknown-hurd-gnu
 //@ [i686_unknown_hurd_gnu] needs-llvm-components: x86
@@ -594,6 +597,9 @@
 //@ revisions: x86_64_unknown_haiku
 //@ [x86_64_unknown_haiku] compile-flags: --target x86_64-unknown-haiku
 //@ [x86_64_unknown_haiku] needs-llvm-components: x86
+//@ revisions: x86_64_unknown_helenos
+//@ [x86_64_unknown_helenos] compile-flags: --target x86_64-unknown-helenos
+//@ [x86_64_unknown_helenos] needs-llvm-components: x86
 //@ revisions: x86_64_unknown_hurd_gnu
 //@ [x86_64_unknown_hurd_gnu] compile-flags: --target x86_64-unknown-hurd-gnu
 //@ [x86_64_unknown_hurd_gnu] needs-llvm-components: x86