Tests: mark watchos-armv7k as unsupported for lto_autolink.swift

rdar://122672371

Author: xymus

test/IRGen/lto_autolink.swift

@@ -64,5 +64,5 @@ import AutolinkModuleMapLink
 
 // UNSUPPORTED: OS=macosx && CPU=arm64
 // UNSUPPORTED: OS=ios && CPU=arm64e
-// UNSUPPORTED: OS=watchos && CPU=arm64_32
+// UNSUPPORTED: OS=watchos && (CPU=arm64_32 || CPU=armv7k)
 // UNSUPPORTED: OS=linux-gnu && CPU=aarch64