fix: add compile target

Author: csmoe

src/test/run-make/export-executable-symbols/Makefile

@@ -1,7 +1,7 @@
 -include ../../run-make-fulldeps/tools.mk
 
 all:
-	$(RUSTC) --crate-type=cdylib foo.rs
-	$(RUSTC) -Zexport-executable-symbols -lfoo -L "$(TMPDIR)" main.rs
+	$(RUSTC) --crate-type=cdylib foo.rs --target $(TARGET)
+	$(RUSTC) -Zexport-executable-symbols -lfoo -L "$(TMPDIR)" main.rs --target $(TARGET)
 	$(call $(TMPDIR)/main)