Removing tls argument from Serve call

[Valarissa]

THIS REQUIRES hashicorp/vault#10220 TO BE MERGED FIRST

=== RUN   TestDriver
    couchbase_test.go:98: Waiting for the database to start...
    couchbase_test.go:98: Waiting for the database to start...
    couchbase_test.go:98: Waiting for the database to start...
    couchbase_test.go:98: Waiting for the database to start...
    couchbase_test.go:98: Waiting for the database to start...
    couchbase_test.go:98: Waiting for the database to start...
    couchbase_test.go:98: Waiting for the database to start...
=== CONT  TestDriver
    couchbase_test.go:165: Waiting for the bucket to be installed.
--- PASS: TestDriver (42.25s)
=== RUN   TestDriver/Version
    couchbase_test.go:203: Couchbase pre 6.5.0 is false
    --- PASS: TestDriver/Version (0.00s)
=== RUN   TestDriver/Init
    couchbase_test.go:230: Testing TLS Init()
    --- PASS: TestDriver/Init (0.01s)
=== RUN   TestDriver/Init#01
    couchbase_test.go:259: Testing plain text Init()
    --- PASS: TestDriver/Init#01 (0.00s)
=== RUN   TestDriver/Init#02
    couchbase_test.go:277: Testing TLS Pre 6.5 Init()
    --- PASS: TestDriver/Init#02 (0.03s)
=== RUN   TestDriver/Init#03
    couchbase_test.go:304: Testing Pre 6.5 Init()
    --- PASS: TestDriver/Init#03 (0.00s)
=== RUN   TestDriver/Create/Revoke
    couchbase_test.go:322: Testing CreateUser()
    couchbase_test.go:384: Testing checkCredsExist()
    couchbase_test.go:420: Testing RevokeUser()
    --- PASS: TestDriver/Create/Revoke (3.57s)
=== RUN   TestDriver/Create/Revoke#01
    couchbase_test.go:460: Testing CreateUser_DefaultRole()
    couchbase_test.go:384: Testing checkCredsExist()
    couchbase_test.go:420: Testing RevokeUser()
    --- PASS: TestDriver/Create/Revoke#01 (3.10s)
=== RUN   TestDriver/Create/Revoke#02
    couchbase_test.go:523: Testing CreateUser_plusRole()
    couchbase_test.go:384: Testing checkCredsExist()
    couchbase_test.go:420: Testing RevokeUser()
    --- PASS: TestDriver/Create/Revoke#02 (4.16s)
=== RUN   TestDriver/Create/Revoke#03
    couchbase_test.go:591: Testing CreateUser_groupOnly()
    couchbase_test.go:384: Testing checkCredsExist()
    couchbase_test.go:420: Testing RevokeUser()
    --- PASS: TestDriver/Create/Revoke#03 (4.14s)
=== RUN   TestDriver/Create/Revoke#04
    couchbase_test.go:657: Testing CreateUser_roleAndGroup()
    couchbase_test.go:384: Testing checkCredsExist()
    couchbase_test.go:420: Testing RevokeUser()
    --- PASS: TestDriver/Create/Revoke#04 (4.12s)
=== RUN   TestDriver/Rotate
    couchbase_test.go:719: Testing RotateRootCredentials()
    couchbase_test.go:384: Testing checkCredsExist()
    couchbase_test.go:770: Testing SetCredentials()
    couchbase_test.go:384: Testing checkCredsExist()
    --- PASS: TestDriver/Rotate (6.77s)
=== RUN   TestDriver/Creds
    couchbase_test.go:770: Testing SetCredentials()
    couchbase_test.go:384: Testing checkCredsExist()
    --- PASS: TestDriver/Creds (3.58s)
=== RUN   TestDriver/Secret
    couchbase_test.go:840: Testing couchbaseDBConnectionProducer.secretValues()
    --- PASS: TestDriver/Secret (0.00s)
=== RUN   TestDriver/TimeoutCalc
    couchbase_test.go:854: Testing computeTimeout
    --- PASS: TestDriver/TimeoutCalc (0.00s)
PASS

Process finished with exit code 0