Remove unnecessary signal parameter from removeEventListener calls

[Snuffleupagus]

This parameter is not necessary, as outlined in https://developer.mozilla.org/en-US/docs/Web/API/EventTarget/removeEventListener#options

[Snuffleupagus]

/botio-linux preview

[moz-tools-bot]

From: Bot.io (Linux m4)

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Received

Command cmd_preview from @Snuffleupagus received. Current queue size: 0

Live output at: http://54.241.84.105:8877/432e4c11522dd96/output.txt

[moz-tools-bot]

From: Bot.io (Linux m4)

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Success

Full output at http://54.241.84.105:8877/432e4c11522dd96/output.txt

Total script time: 1.16 mins

Published

• Viewer: http://54.241.84.105:8877/432e4c11522dd96/web/viewer.html
• Viewer (legacy): http://54.241.84.105:8877/432e4c11522dd96/legacy/web/viewer.html

[Snuffleupagus]

/botio integrationtest

[moz-tools-bot]

From: Bot.io (Windows)

---

Received

Command cmd_integrationtest from @Snuffleupagus received. Current queue size: 0

Live output at: http://54.193.163.58:8877/029711ecd96ab81/output.txt

[moz-tools-bot]

From: Bot.io (Linux m4)

---

Received

Command cmd_integrationtest from @Snuffleupagus received. Current queue size: 0

Live output at: http://54.241.84.105:8877/3c46238891dad81/output.txt

[moz-tools-bot]

From: Bot.io (Linux m4)

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Success

Full output at http://54.241.84.105:8877/3c46238891dad81/output.txt

Total script time: 7.44 mins

• Integration Tests: Passed

[moz-tools-bot]

From: Bot.io (Windows)

---

Success

Full output at http://54.193.163.58:8877/029711ecd96ab81/output.txt

Total script time: 21.89 mins

• Integration Tests: Passed

[calixteman]

LGTM. Thank you.

[timvandermeij]

Thanks!