[openwrt/openwrt] glibc: update to latest git HEAD (BZ #27468, BZ #27511)

[LEDE Commits]

hauke pushed a commit to openwrt/openwrt.git, branch openwrt-21.02:
https://git.openwrt.org/75d0a0da150a4434562a6ae30fabb62b8c138fc7

commit 75d0a0da150a4434562a6ae30fabb62b8c138fc7
Author: Hans Dedecker <dedeckeh at gmail.com>
AuthorDate: Mon Apr 5 18:34:19 2021 +0200

    glibc: update to latest git HEAD (BZ #27468, BZ #27511)
    
    e78ea9bd26 Update Nios II libm-test-ulps.
    98bb18f52a malloc: Fix a realloc crash with heap tagging [BZ 27468]
    fc4ecce85b S390: Also check vector support in memmove ifunc-selector [BZ #27511]
    
    Signed-off-by: Hans Dedecker <dedeckeh at gmail.com>
    (cherry picked from commit d49f1acff1a79992c474fceaeac066671f838a2c)
---
 toolchain/glibc/common.mk | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/toolchain/glibc/common.mk b/toolchain/glibc/common.mk
index 01b15a5cd2..fa6a792f61 100644
--- a/toolchain/glibc/common.mk
+++ b/toolchain/glibc/common.mk
@@ -12,8 +12,8 @@ PKG_RELEASE:=2
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=db32fc27e7bdfb5468200a94e9152bcc1c971d25
-PKG_MIRROR_HASH:=e02f8b7df03d675db6279b99212c8a645aa50f1ae7789fafd7bc1987145a4c92
+PKG_SOURCE_VERSION:=e78ea9bd26199497b9f047e421f16284297629cf
+PKG_MIRROR_HASH:=1e08d10f04333cc6cd82c6cfc4c83a37db6b7ce1523b3f6e56673178379a9c2c
 PKG_SOURCE_URL:=https://sourceware.org/git/glibc.git
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.xz