Update dependencies & fix misc formatting errors

src/orm/migrations/DatabaseMigrator.ts

@@ -1,4 +1,4 @@
-import {Container, Inject, Injectable} from '../../di'
+import {Inject, Injectable} from '../../di'
 import {Migrator} from './Migrator'
 import {DatabaseService} from '../DatabaseService'
 import {FieldType} from '../types'
@@ -14,9 +14,6 @@ export class DatabaseMigrator extends Migrator {
     @Inject()
     protected readonly db!: DatabaseService
 
-    @Inject('injector')
-    protected readonly injector!: Container
-
     /** True if we've initialized the migrator. */
     protected initialized = false