💄 Different style logo for light / dark modes

[shnizzedy]

Describe the bug

childmindresearch/.github#2, but for INDI

To reproduce

No response

Preconfig

• default
• abcd-options
• anat-only
• blank
• ccs-options
• fmriprep-options
• fx-options
• monkey
• monkey-ABCD
• ndmg
• nhp-macaque
• preproc
• rbc-options
• rodent

Custom pipeline configuration

No response

Run command

No response

Expected behavior

default logos in light mode, knockout logos in dark mode

Acceptance criteria

• current default logos in light mode
  • C-PAC
  • INDI
• current knockout logos in dark mode
  • C-PAC
  • INDI

Screenshots

C-PAC version

No response

Container platform

No response

Docker and/or Singularity version(s)

No response

Additional context

The employee portal doesn't include these initiative logos, so we'll either need to create them or ask Comms to