ci: build https://github.com/loongson-community/dotnet tag v9.0.200+loong.20250310

Signed-off-by: WANG Xuerui <[email protected]>

Author: xen0n

_config.ci.sh

@@ -18,7 +18,7 @@ fi
 # the tag/branch in the CI task definition
 DOTNET_VMR_CHECKED_OUT=false
 DOTNET_VMR_CHECKOUT="/vmr"
-DOTNET_VMR_BRANCH="v9.0.101+loong.20241205"
+DOTNET_VMR_BRANCH="v9.0.200+loong.20250310"
 DOTNET_VMR_REPO=https://github.com/loongson-community/dotnet.git
 
 ROOTFS_GLIBC_IMAGE_TAG="$(cat "$(dirname "${BASH_SOURCE[0]}")"/rootfs-glibc-image-tag.txt)"