Add robot emoji and clarify QEMU-only per review feedback

Author: willamhou

README.md

@@ -1437,7 +1437,7 @@ There are many ways to handle panics in embedded devices, these crates provide h
 - [BillMock](https://github.com/pmnxis/billmock-app-rs): Firmware for credit card terminal add-on hardware to install on Korean arcade machines
 - [LuLuu](https://github.com/fu5ha/luluu): Firmware for a custom RP2040-based display controller that streams animated images from a microSD card to a small LCD display.
 - [prinThor](https://github.com/cbruiz/printhor): 3DPrinter/CNC/Engraver firmware framework powered by rust embassy for stm32 families and rp2040.
-- [hypervisor](https://github.com/willamhou/hypervisor): Bare-metal ARM64 Type-1 hypervisor in `no_std` Rust (single dependency: `fdt`). Runs at EL2, boots Linux with 4 vCPUs, virtio-blk/net, FF-A v1.1 SPMC at S-EL2. Targets QEMU virt machine.
+- [🤖 hypervisor](https://github.com/willamhou/hypervisor): Bare-metal ARM64 Type-1 hypervisor in `no_std` Rust (single dependency: `fdt`). Runs at EL2, boots Linux with 4 vCPUs, virtio-blk/net, FF-A v1.1 SPMC at S-EL2. Targets QEMU virt machine (no real hardware tested yet).
 
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