remove percy, because there no licence available

[merajcal]

Description

Related Issue

Motivation and Context

How Has This Been Tested?

Screenshots:

Before (If applicable):

After:

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Other... Please describe:

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[codecov]

Codecov Report

Merging #1316 (408b491) into master (cf40391) will decrease coverage by 0.05%.
The diff coverage is n/a.

❗ Current head 408b491 differs from pull request most recent head c8c5553. Consider uploading reports for the commit c8c5553 to get more accurate results

@@            Coverage Diff             @@
##           master    #1316      +/-   ##
==========================================
- Coverage   94.18%   94.12%   -0.06%     
==========================================
  Files         132      132              
  Lines       17684    17660      -24     
  Branches     2645     2643       -2     
==========================================
- Hits        16656    16623      -33     
- Misses       1028     1037       +9     

Impacted Files	Coverage Δ
web-components/src/mixins/RovingTabIndexMixin.ts	93.63% <0.00%> (-3.64%)	⬇️
web-components/src/components/radio/Radio.ts	95.69% <0.00%> (-2.16%)	⬇️
web-components/src/components/theme/Theme.ts	87.13% <0.00%> (-1.76%)	⬇️
...eb-components/src/components/help-text/HelpText.ts	98.33% <0.00%> (-1.67%)	⬇️
web-components/src/components/icon/Icon.ts	81.54% <0.00%> (-1.20%)	⬇️
...nts/src/components/table-advanced/TableAdvanced.ts	87.64% <0.00%> (-0.47%)	⬇️
web-components/src/components/dropdown/Dropdown.ts	88.68% <0.00%> (-0.16%)	⬇️
...nents/src/components/toggle-switch/ToggleSwitch.ts	100.00% <0.00%> (ø)
web-components/src/components/tooltip/Tooltip.ts	88.09% <0.00%> (+0.47%)	⬆️
web-components/src/components/menu/MenuItem.ts	98.75% <0.00%> (+1.25%)	⬆️
... and 2 more

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[merajcal]

BUILD