mpfr: Update to 4.2.1

Signed-off-by: NJeffery To <jeffery.to@gmail.com>
(cherry picked from commit 5c11c371)

libs/mpfr/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=mpfr
-PKG_VERSION:=4.2.0
+PKG_VERSION:=4.2.1
 PKG_RELEASE:=1
 
 PKG_SOURCE_URL:=@GNU/mpfr http://www.mpfr.org/mpfr-$(PKG_VERSION)
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
-PKG_HASH:=06a378df13501248c1b2db5aa977a2c8126ae849a9d9b7be2546fb4a9c26d993
+PKG_HASH:=277807353a6726978996945af13e52829e3abd7a9a5b7fb2793894e18f1fcbb2
 
 PKG_LICENSE:=LGPL-3.0-or-later
 PKG_LICENSE_FILES:=COPYING.LESSER