[PATCH v1] tools: ipxe: update for fixing build with GCC10

[Olaf Hering <olaf@xxxxxxxxx>]

Update to v1.21.1 to fix build in Tumbleweed, which has been broken
since months due to lack of new release.

Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
---
 tools/firmware/etherboot/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/firmware/etherboot/Makefile 
b/tools/firmware/etherboot/Makefile
index 0de30599bf..ed9e11305f 100644
--- a/tools/firmware/etherboot/Makefile
+++ b/tools/firmware/etherboot/Makefile
@@ -10,7 +10,7 @@ else
 IPXE_GIT_URL ?= git://git.ipxe.org/ipxe.git
 endif
 
-IPXE_GIT_TAG := 1dd56dbd11082fb622c2ed21cfaced4f47d798a6
+IPXE_GIT_TAG := 988d2c13cdf0f0b4140685af35ced70ac5b3283c
 
 IPXE_TARBALL_URL ?= $(XEN_EXTFILES_URL)/ipxe-git-$(IPXE_GIT_TAG).tar.gz