SQLite driver should support dropping columns in ALTER TABLE statements

[wojexe]

Describe the issue

SQLite driver should support dropping columns in ALTER TABLE statements

Vapor version

4.97.0

Operating system and version

macOS Sonoma 14.4.1

Swift version

Swift Package Manager - Swift 5.10.0-dev

Steps to reproduce

let database: Database // = req.db

try await database.schema(Tree.schema)
    .deleteField("created_at")
    .update()

Outcome

This code will currently fail with SQLite Database with this error:

[ WARNING ] SQLite only supports adding columns in ALTER TABLE statements.
Swift/ErrorType.swift:200: Fatal error: Error raised at top level: SQLite only supports adding columns in ALTER TABLE statements.

Additional notes

The error is thrown, because it falls into this guard statement:
https://github.com/vapor/fluent-sqlite-driver/blame/be7051a9cfcd4e3aeb10d7303cb2634d034350b8/Sources/FluentSQLiteDriver/FluentSQLiteDatabase.swift#L52

Support for dropping columns was added in SQLite 3.35.0