Completions don't auto indent

[rchiodo]

Describe the bug
[A clear and concise description of the bug]

Steps to Reproduce

1. Open https://github.com/microsoft/pylance-release/tree/main/testing/single in Visual Studio
2. Open completions.py
3. Complete the 'me' method under the class Derived example

Expected behavior

class Derived(MyType):
    def method(self, v: Path) -> ConnectTimeout:
        return super().method(v)

** Actual behavior **

class Derived(MyType):
    def method(self, v: Path) -> ConnectTimeout:
    return super().method(v)

VS Code does not have this same problem