fix: strict false is actually *causing* errors

would ya believe it? typescript interprets an empty array as
Array<undefined> in non-strict mode, and Array<void> in strict.
This bizarre behaviour causes even more bizarre errors
when using ts-node to run our scripts.

database-seeds/scripts/tsconfig.json

@@ -1,7 +1,7 @@
 {
 	"extends": "../../tsconfig.json",
 	"compilerOptions": {
-		"strict": false,
+		"strict": true,
 		"allowJs": true,
 		"lib": [
 			"ES2019",