fixed a reasignment of a const variable in __tests__/clockSkew.js (#3230)
fixed a reasignment of a const variable in __tests__/clockSkew.js (#3230)

Co-authored-by: Laura Ghimpeteanu <01f818f9d1aa0be442c88f688fb4f6079d694512@microsoft.com>
Co-authored-by: Corina <34db29388f85286dc3f0d3cca4b392beb8d22327@users.noreply.github.com>
billba/botchat,billba/botchat,billba/botchat