Upgrade the following depedencies and resolve vulnerabilities:

* SDK bitgo 10.0.0
* bitgo/statics 3.4.2
* bitgo/account-lib 1.0.2
* stellar-hd-wallet 0.0.10 (result of npm audit fix)
* mocha 7.1.1 (result of npm audit fix)

JIRA: BG-19209

Author: james8nguyen