Remove unused Slack icon `slack-join-meeting-channel.svg`

[vanessasinam]

Prerequisites

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Overview

We need to remove the unused file assets/images/communities-of-practice/slack-join-meeting-channel.svg in order to maintain clean file folders.

Action Items

• Remove the file assets/images/communities-of-practice/slack-join-meeting-channel.svg
• Add/Commit the change and proceed with a PR in the usual manner.

Resources/Instructions

• This issue resulted from ER: duplicate Slack icons and inconsistent locations #7377

[github-actions]

Hi @vanessasinam.

Please don't forget to add the proper labels to this issue. Currently, the labels for the following are missing:

• Complexity, Role, Feature, Size

NOTE: Please ignore this comment if you do not have 'write' access to this directory.

To add a label, take a look at Github's documentation here.

Also, don't forget to remove the "missing labels" afterwards.
To remove a label, the process is similar to adding a label, but you select a currently added label to remove it.

After the proper labels are added, the merge team will review the issue and add a "Ready for Prioritization" label once it is ready for prioritization.

Additional Resources:

• Wiki: How to create issues
• Wiki: How to read and interpret labels