Update device icons to remove extra whitespace

[aaemnnosttv]

Summary

Addresses issue #3162

Relevant technical choices

Checklist

• My code is tested and passes existing unit tests.
• My code has an appropriate set of unit tests which all pass.
• My code is backward-compatible with WordPress 4.7 and PHP 5.6.
• My code follows the WordPress coding standards.
• My code has proper inline documentation.
• I have added a QA Brief on the issue linked above.
• I have signed the Contributor License Agreement (see https://cla.developers.google.com/).

[github-actions]

Size Change: +14 B (0%)

Total Size: 1.11 MB

Filename	Size	Change
./dist/assets/js/googlesitekit-modules-pagespeed-insights.********************.js	16.4 kB	+14 B (0%)

ℹ️ View Unchanged

Filename	Size
./dist/assets/css/admin.css	38.4 kB
./dist/assets/css/adminbar.css	7.95 kB
./dist/assets/css/wpdashboard.css	4.55 kB
./dist/assets/js/analytics-advanced-tracking.js	769 B
./dist/assets/js/googlesitekit-activation.********************.js	38 kB
./dist/assets/js/googlesitekit-adminbar.********************.js	30.5 kB
./dist/assets/js/googlesitekit-api.********************.js	9.14 kB
./dist/assets/js/googlesitekit-base.********************.js	1.59 kB
./dist/assets/js/googlesitekit-dashboard-details.********************.js	43.9 kB
./dist/assets/js/googlesitekit-dashboard-splash.********************.js	51.9 kB
./dist/assets/js/googlesitekit-dashboard.********************.js	44.2 kB
./dist/assets/js/googlesitekit-data.********************.js	1.65 kB
./dist/assets/js/googlesitekit-datastore-forms.********************.js	8.86 kB
./dist/assets/js/googlesitekit-datastore-location.********************.js	2.03 kB
./dist/assets/js/googlesitekit-datastore-site.********************.js	13.3 kB
./dist/assets/js/googlesitekit-datastore-ui.********************.js	8.83 kB
./dist/assets/js/googlesitekit-datastore-user.********************.js	20.9 kB
./dist/assets/js/googlesitekit-i18n.js	3.92 kB
./dist/assets/js/googlesitekit-idea-hub-notice.********************.js	2.4 kB
./dist/assets/js/googlesitekit-idea-hub-post-list.********************.js	23.7 kB
./dist/assets/js/googlesitekit-module.********************.js	44 kB
./dist/assets/js/googlesitekit-modules-adsense.********************.js	44.7 kB
./dist/assets/js/googlesitekit-modules-analytics-4.********************.js	19 kB
./dist/assets/js/googlesitekit-modules-analytics.********************.js	65.6 kB
./dist/assets/js/googlesitekit-modules-idea-hub.********************.js	23.6 kB
./dist/assets/js/googlesitekit-modules-optimize.********************.js	18.4 kB
./dist/assets/js/googlesitekit-modules-search-console.********************.js	28.5 kB
./dist/assets/js/googlesitekit-modules-tagmanager.********************.js	30 kB
./dist/assets/js/googlesitekit-modules.********************.js	16.5 kB
./dist/assets/js/googlesitekit-settings.********************.js	48.2 kB
./dist/assets/js/googlesitekit-user-input.********************.js	45.2 kB
./dist/assets/js/googlesitekit-vendor.********************.js	313 kB
./dist/assets/js/googlesitekit-widgets.********************.js	11.5 kB
./dist/assets/js/googlesitekit-wp-dashboard.********************.js	32.4 kB
./dist/assets/js/runtime.********************.js	763 B

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