[PATCH] tools/firmware: Fix typo in uninstall target

[Hubert Jasudowicz <hubert.jasudowicz@xxxxxxx>]

When ipxe.bin is missing, make uninstall will fail due to
wrong switch (-r) passed to rm command. Replace it with -f.

Signed-off-by: Hubert Jasudowicz <hubert.jasudowicz@xxxxxxx>
---
 tools/firmware/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/firmware/Makefile b/tools/firmware/Makefile
index 809a5fd025..1f27117794 100644
--- a/tools/firmware/Makefile
+++ b/tools/firmware/Makefile
@@ -72,7 +72,7 @@ ifeq ($(CONFIG_OVMF),y)
        rm -f $(INST_DIR)/ovmf.bin
 endif
 ifeq ($(CONFIG_IPXE),y)
-       rm -r $(INST_DIR)/ipxe.bin
+       rm -f $(INST_DIR)/ipxe.bin
 endif
 ifeq ($(CONFIG_PV_SHIM),y)
        rm -f $(INST_DIR)/xen-shim
-- 
2.28.0