Restrict company imports to GitHub and zip packages

Co-Authored-By: Paperclip <noreply@paperclip.ing>

packages/shared/src/types/company-portability.ts

@@ -120,10 +120,6 @@ export type CompanyPortabilitySource =
       rootPath?: string | null;
       files: Record<string, string>;
     }
-  | {
-      type: "url";
-      url: string;
-    }
   | {
       type: "github";
       url: string;

packages/shared/src/validators/company-portability.ts

@@ -123,10 +123,6 @@ export const portabilitySourceSchema = z.discriminatedUnion("type", [
     rootPath: z.string().min(1).optional().nullable(),
     files: z.record(z.string()),
   }),
-  z.object({
-    type: z.literal("url"),
-    url: z.string().url(),
-  }),
   z.object({
     type: z.literal("github"),
     url: z.string().url(),