Bump System.Text.Encodings.Web from 4.6.0 to 4.7.2 in /src/Common (#537)
Bump System.Text.Encodings.Web from 4.6.0 to 4.7.2 in /src/Common (#537)

Bumps [System.Text.Encodings.Web](https://github.com/dotnet/corefx) from 4.6.0 to 4.7.2.
- [Release notes](https://github.com/dotnet/corefx/releases)
- [Commits](https://github.com/dotnet/corefx/commits)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
paolosalvatori/ServiceBusExplorer