Update dependency react to v16.8.6

This MR contains the following updates:

Package	Type	Update	Change	References
react	dependencies	patch	16.8.3 -> 16.8.6	homepage, source

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added 5 commits

• f46d2648...8136e4a5 - 4 commits from branch master
• d1f8b6e4 - Update dependency react to v16.8.6

Compare with previous version

merged

mentioned in commit af05411a

changed milestone to %2.7.0

added technical change label