It now relies on its Vue bundle rather than the window. Fixes some reactivity issues that was happening in EE

expand remaining non-explicit eslint-disable blocks and factor out globals when no-undef encountered

This fixes an issue that would stop the resolve buttons working when GitLab is installed with a relative URL

Closes #21704

Fixed some bugs when removing notes

Fixed styling bugs

Reduced some duplicated code with compiling components
Fixed bug with resolve button tooltip not updating after resolving discussion