content: Extract Get a Working openEuler section from kata

Extract the steps to get a working openEuler VM, since there are other
steps to setup a fully functional VM with Rust hypervisors.

Signed-off-by: Ruoqing He <heruoqing@iscas.ac.cn>

Author: RuoqingHe

src/cloud-native/kata-containers/kata-on-openEuler-riscv64.md

@@ -35,6 +35,8 @@ export PATH=$PATH:/opt/qemu/bin
 
 ## Prepare openEuler RISC-V
 
+### Get a Working openEuler RISC-V
+
 ```sh
 mkdir -p /opt/openEuler
 pushd /opt/openEuler