deps/simtrack, deps/mycroft: Move modules to new locations

• Update remote URL of deps/simtrack
• Migrate h2t/research_projects/oml/mycroft/mycroft-core to deps/mycroft-core
• Migrate h2t/research_projects/oml/mycroft/MycroftArmarX to armarx_integration/dialog/mycroft_armarx
• Migrate code that installs mycroftarmarx into venv of mycroft-core from dev_setup.sh to install_into_mycroft_core.sh in Axii (related: https://git.h2t.iar.kit.edu/sw/external/mycroft-core/-/merge_requests/7)

Implementation of https://git.h2t.iar.kit.edu/orga/software-organization/-/issues/386