updated orangepi_pc uclibc version

configs/orangepi_zero_2w_defconfig

@@ -25,7 +25,9 @@ export makeflags=-j$(nproc) # makeflags
 export CROSS_COMPILE=aarch64-buildroot-linux-uclibc
 export ARCH=arm64
 export sdroot=$out/sdroot
-export UCLIBC_CONFIG_FILE=$root/board/${BOARD_NAME}/uclibc-1.0.50.config
+
+export UCLBC_VERSION=1.0.50
+export UCLIBC_CONFIG_FILE=$root/board/${BOARD_NAME}/uclibc-${UCLIBC_VERSION}.config
 
 export KERNEL_VERSION=orangepi-orange-pi-6.1-sun50iw9
 export KERNEL_CONFIG_FILE=${root}/board/${BOARD_NAME}/linux-${KERNEL_VERSION}.config