CLC-3125-deep-linking - Second revert

:service parameter rejected on calcentral dev

parameter was duplicated:

https://auth-test.berkeley.edu/cas/login?service=http%3A%2F%2Fcalcentral-dev.berkeley.edu%2Fauth%2Fcas%2Fcallback%3Fservice%3Dhttps%253A%252F%252Fcalcentral-dev.berkeley.edu%252Ffinances%26url