doc: update ACRN qemu HV tag to v2.0
1. Add whitespace in the string "ubuntu18.04";
2. Update the Kernel version;
3. Update ACRN qemu HV tag format and add a note.
@@ -11,12 +11,16 @@ with basic functionality such as running Service VM (SOS) and User VM (UOS) for
This setup was tested with the following configuration,
-- ACRN Hypervisor: tag acrn-2020w19.5-140000p (Commit ID: b0ae9cfa2b374d3faad9f890ff61e88f97205ac8)
-- ACRN Kernel: 5.4.28 (Commit ID: a8cd22f49f0b2b56e526150fe0aaa9118edfcede)
+- ACRN Hypervisor: tag ``v2.0``
+- ACRN Kernel: release_2.0 (5.4.43-PKT-200203T060100Z)
- QEMU emulator version 4.2.0
- Service VM/User VM is ubuntu 18.04
- Platforms Tested: Apollo Lake, Kaby Lake, Coffee Lake
+.. note::
+
+ ACRN versions newer than v2.0 do not work on QEMU.
+
Prerequisites
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