support/config-fragments: add RISC-V 64-bit uclibc autobuild config

Add a RISC-V 64-bit autobuild configuration for the internal
toolchain with uclibc.

Signed-off-by: Mark Corbin <mark@dibsco.co.uk>
Reviewed-by: Romain Naour <romain.naour@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

support/config-fragments/autobuild/br-riscv64-full-internal.config

@@ -0,0 +1,4 @@
+BR2_riscv=y
+BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
+BR2_TOOLCHAIN_BUILDROOT_WCHAR=y
+BR2_TOOLCHAIN_BUILDROOT_CXX=y

support/config-fragments/autobuild/toolchain-configs.csv

@@ -53,6 +53,7 @@ support/config-fragments/autobuild/br-powerpc-e500mc-full.config,x86_64
 support/config-fragments/autobuild/br-powerpc-internal-full.config,any
 support/config-fragments/autobuild/br-riscv32.config,x86_64
 support/config-fragments/autobuild/br-riscv64.config,x86_64
+support/config-fragments/autobuild/br-riscv64-full-internal.config,any
 support/config-fragments/autobuild/br-riscv64-internal-musl.config,any
 support/config-fragments/autobuild/br-sh4-full.config,x86_64
 support/config-fragments/autobuild/br-sparc-uclibc.config,x86_64