REST plugin of 0.10.1-rc failed on get "@/**"

[YuanYuYuan]

Describe the bug

REST plugin of 0.10.1-rc failed with get "@/**". Consider adding a test to cover this issue.

To reproduce

cargo build --bin zenohd
cargo build -p zenoh-plugin-rest
./target/debug/zenohd
curl "http://localhost:8000/@/**"

System info

zenoh version: 0.10.1-rc