Bump @typespec/* 0.63.0 and @azure-tools/* 0.49.0#2965

msyyc merged 6 commits intomainAzure/autorest.python:mainfrom

auto-bump-tsp-0.63.0-pythonAzure/autorest.python:auto-bump-tsp-0.63.0-pythonCopy head branch name to clipboard