Fix tests not compiling outside of CI (rh-hideout#4998)

Makefile

@@ -477,7 +477,7 @@ $(DATA_SRC_SUBDIR)/pokemon/teachable_learnsets.h: $(DATA_ASM_BUILDDIR)/event_scr
 define TEST_DEP
 $1: $2 $$(shell $(SCANINC) -I include -I tools/agbcc/include -I gflib $2)
 	@echo "$$(CC1) <flags> -o $$@ $$<"
-	@$$(CPP) $$(CPPFLAGS) $$< | $$(PREPROC) $$< charmap.txt -i | $$(CC1) $$(CFLAGS) -o - - | cat - <(echo -e ".text\n\t.align\t2, 0") | $$(AS) $$(ASFLAGS) -o $$@ -
+	@$$(CPP) $$(CPPFLAGS) $$< | $$(PREPROC) -i $$< charmap.txt | $$(CC1) $$(CFLAGS) -o - - | cat - <(echo -e ".text\n\t.align\t2, 0") | $$(AS) $$(ASFLAGS) -o $$@ -
 endef
 $(foreach src, $(TEST_SRCS), $(eval $(call TEST_DEP,$(patsubst $(TEST_SUBDIR)/%.c,$(TEST_BUILDDIR)/%.o,$(src)),$(src),$(patsubst $(TEST_SUBDIR)/%.c,%,$(src)))))