Fix type imports in Parser/Listener/Visitor files #937

Fix type imports in Parser/Listener/Visitor files

Usage Workflow file

10 errors

'TListener' cannot be used as a value because it was imported using 'import type'.

'TListener' cannot be used as a value because it was imported using 'import type'.

'TListener' cannot be used as a value because it was imported using 'import type'.

'TListener' cannot be used as a value because it was imported using 'import type'.

'TListener' cannot be used as a value because it was imported using 'import type'.

'TListener' cannot be used as a value because it was imported using 'import type'.

'TListener' cannot be used as a value because it was imported using 'import type'.

'TListener' cannot be used as a value because it was imported using 'import type'.

'TListener' cannot be used as a value because it was imported using 'import type'.

'TListener' cannot be used as a value because it was imported using 'import type'.