Adding sqlite package is exposing AddOracle Method

[thompson-tomo]

Please, fill the following sections to help us fix the issue

What happened:
When i added HealthChecks.Sqlite package to my project i gained an AddOracle extension method

What you expected to happen:
Only have gained AddSqlite methods.

How to reproduce it (as minimally and precisely as possible):

1. Install Package
2. Type in services.AddHealthChecks()
3. Now view the extension methods

Source code sample:
services.AddHealthChecks().AddOracle()

Anything else we need to know?:
Might need to leave wrong interface and deprecate/obsolete it to avoid breaking changes.

Environment:

n/a