fix: fifty-fifty container updates

[ahenriksen-fedx]

Fifty-fifty component (columns) styling updates.

Fix #269

Test URLs:

• Original: https://www.esri.com/en-us/about/about-esri/overview
• Before: https://main--esri-eds--esri.aem.live/en-us/about/about-esri/europe/overview
• After: https://269-fifty-fifty-container-updates--esri-eds--esri.aem.live/en-us/about/about-esri/europe/overview

[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
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Commits

* [08c1bf6](https://github.com/Esri/esri-eds/commit/08c1bf64c1248d7a1b550054cce6446c5b4eeefe) :white_check_mark: (latest) * [8f6511c](https://github.com/Esri/esri-eds/commit/8f6511c70c0dbb35183f50b181993cad0fe90523) :white_check_mark: * [4689f55](https://github.com/Esri/esri-eds/commit/4689f555d982932dfb5adea0dec1c9545b4e4877) :white_check_mark: