Restore handytech COM server (#8213)
* Upgrade comtypes to 1.1.4 which fixes a bug affecting the Handitech COM server.
* miscDeps again contains handytech files until Handytech driver supports native auto detection and ATC.
* Restore the Handytech COM registration in our manifest.
* Readme: mention comtypes 1.1.4
* Roll back to comtypes commit edbaf3 as 98f6a42 causes comtypes issue #145.
