make icon-list plain have no background

[MarquiseRosier]

Please always provide the GitHub issue(s) your PR is for, as well as test URLs where your change can be observed (before and after):

Fix #171

Test URLs:

• Before:
  • https://main--shredit--stericycle.aem.page/en-us/secure-shredding-services/paper-shredding-services
• After:
  • • https://fix-icon-list-txt--shredit--stericycle.aem.page/en-us/secure-shredding-services/paper-shredding-services

[aem-code-sync[bot]]

Hello, I'm the AEM Code Sync Bot and I will run some actions to deploy your branch and validate page speed. In case there are problems, just click a checkbox below to rerun the respective action.

• [ ] Re-run PSI checks
• [ ] Re-sync branch

Commits

* [3a9f651](https://github.com/aemsites/stericycle-shared/commit/3a9f65166f6e4fb627fe4a090b55409a9dbf6385) :white_check_mark: (latest) * [44bdc02](https://github.com/aemsites/stericycle-shared/commit/44bdc02923e1c3e9f4142a81c7cc59cdcb233581) :white_check_mark: * [6b42ca6](https://github.com/aemsites/stericycle-shared/commit/6b42ca66e0f08f5ab26eafd211d341e4764aa1f9) :white_check_mark: * [9894f10](https://github.com/aemsites/stericycle-shared/commit/9894f1072f5d065d6b58396ee16f3436cf5262b8) :white_check_mark: * [64d0163](https://github.com/aemsites/stericycle-shared/commit/64d016305be3195cbd6106b8dea408f3d20f97da) :white_check_mark: * [8f886ab](https://github.com/aemsites/stericycle-shared/commit/8f886ab4a2feb0418ed17937838b719dc00ab47e) :white_check_mark: * [dbea84d](https://github.com/aemsites/stericycle-shared/commit/dbea84defb1e1fd56302cbf03b4c2cebd38c9426) :white_check_mark:

[aem-code-sync[bot]]

	Page	Scores	Audits	Google
M	/en-us/secure-shredding-services/paper-shredding-services
D	/en-us/secure-shredding-services/paper-shredding-services