binutils-gdb: update to 1690de78a3603a3a0ab8487ef896e75871bb0737

Initializes the submodule.

.gitmodules

@@ -1,3 +1,9 @@
+[submodule "submodules/boot-wrapper-aarch64"]
+	path = submodules/boot-wrapper-aarch64
+	url = git://git.kernel.org/pub/scm/linux/kernel/git/mark/boot-wrapper-aarch64.git
+[submodule "submodules/binutils-gdb"]
+	path = submodules/binutils-gdb
+	url = git@github.com:cirosantilli/binutils-gdb.git
 [submodule "submodules/buildroot"]
 	path = submodules/buildroot
 	url = https://github.com/cirosantilli/buildroot
@@ -8,6 +14,9 @@
 [submodule "submodules/gem5"]
 	path = submodules/gem5
 	url = https://gem5.googlesource.com/public/gem5
+[submodule "submodules/glibc"]
+	path = submodules/glibc
+	url = https://github.com/cirosantilli/glibc
 # The true upstream does not accept git submodule update --init --depth 1
 # git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git
 # But git clone --branch --depth 1 worked weirdly:
@@ -24,9 +33,3 @@
 [submodule "submodules/xen"]
 	path = submodules/xen
 	url = git://xenbits.xen.org/xen.git
-[submodule "submodules/boot-wrapper-aarch64"]
-	path = submodules/boot-wrapper-aarch64
-	url = git://git.kernel.org/pub/scm/linux/kernel/git/mark/boot-wrapper-aarch64.git
-[submodule "submodules/glibc"]
-	path = submodules/glibc
-	url = https://github.com/cirosantilli/glibc

build

@@ -111,6 +111,7 @@ so looping over all of them would waste time.
                 'buildroot',
             },
             submodules_shallow = {
+                'binutils-gdb',
                 'glibc',
             },
             # https://buildroot.org/downloads/manual/manual.html#requirement

buildroot_override

@@ -1,3 +1,5 @@
 LINUX_OVERRIDE_SRCDIR = ../../submodules/linux
 QEMU_OVERRIDE_SRCDIR = ../../submodules/qemu
 GLIBC_OVERRIDE_SRCDIR = ../../submodules/glibc
+BINUTILS_OVERRIDE_SRCDIR = ../../submodules/binutils-gdb
+GDB_OVERRIDE_SRCDIR = ../../submodules/binutils-gdb