Incorrect auto-completion with static typing enabled

[Exerionius]

Godot version

v3.4.4.stable.official [419e713a2]

VS Code version

1.67.2

Godot Tools VS Code extension version

1.2.0 (1.3.0 is broken, but it behaves the same)

System information

Windows 10

Issue description

Some of the auto-completion functionality works incorrectly when static typing is enabled in Godot.

Example 1.
Built-in function auto-completion:

Inserts extra braces after function return type.

Example 2.
Input map auto-completion:

Inserts extra quotes and an opening brace

Steps to reproduce

Example 1.

1. Enable type hints in Godot:
   
2. In VS Code type func _re and press Enter

Example 2.

1. Enable type hints in Godot (see Example 1 step 1)
2. In VS Code type Input.is_action_just_pressed( and press Enter

[Calinou]

Duplicate of #323 and #142