Move to ftpmirror for all gnu

Summary:
X-link: facebookexperimental/moxygen#79

as in title

Reviewed By: roticv

Differential Revision: D84388344

fbshipit-source-id: 96057b6b1c5f282451b8c2b582649c379cac9ecb

Author: afrind

build/fbcode_builder/manifests/autoconf

@@ -14,7 +14,7 @@ autoconf
 autoconf
 
 [download]
-url = http://ftp.gnu.org/gnu/autoconf/autoconf-2.69.tar.gz
+url = http://ftpmirror.gnu.org/gnu/autoconf/autoconf-2.69.tar.gz
 sha256 = 954bd69b391edc12d6a4a51a2dd1476543da5c6bbf05a95b59dc0dd6fd4c2969
 
 [build]

build/fbcode_builder/manifests/automake

@@ -14,7 +14,7 @@ automake
 automake
 
 [download]
-url = http://ftp.gnu.org/gnu/automake/automake-1.16.1.tar.gz
+url = http://ftpmirror.gnu.org/gnu/automake/automake-1.16.1.tar.gz
 sha256 = 608a97523f97db32f1f5d5615c98ca69326ced2054c9f82e65bade7fc4c9dea8
 
 [build]

build/fbcode_builder/manifests/libiberty

@@ -12,7 +12,7 @@ binutils-dev
 binutils-x86-64-linux-gnu
 
 [download]
-url = https://ftp.gnu.org/gnu/binutils/binutils-2.43.tar.xz
+url = https://ftpmirror.gnu.org/gnu/binutils/binutils-2.43.tar.xz
 sha256 = b53606f443ac8f01d1d5fc9c39497f2af322d99e14cea5c0b4b124d630379365
 
 [dependencies]

build/fbcode_builder/manifests/libtool

@@ -14,7 +14,7 @@ libtool
 libtool
 
 [download]
-url = http://ftp.gnu.org/gnu/libtool/libtool-2.4.6.tar.gz
+url = http://ftpmirror.gnu.org/gnu/libtool/libtool-2.4.6.tar.gz
 sha256 = e3bd4d5d3d025a36c21dd6af7ea818a2afcd4dfc1ea5a17b39d7854bcd0c06e3
 
 [build]

build/fbcode_builder/manifests/ncurses

@@ -11,7 +11,7 @@ ncurses
 ncurses-devel
 
 [download]
-url = https://ftp.gnu.org/pub/gnu/ncurses/ncurses-6.3.tar.gz
+url = https://ftpmirror.gnu.org/gnu/ncurses/ncurses-6.3.tar.gz
 sha256 = 97fc51ac2b085d4cde31ef4d2c3122c21abc217e9090a43a30fc5ec21684e059
 
 [build.not(os=windows)]