Remove ID existing requirement from MapSeeds

With part ii, the seed ID may not exist in the Seeds property of the
maps, so don't bother checking.

5/5_common.ts

@@ -116,9 +116,6 @@ export function MapObjectByID(needle: number, haystack: RangeMap[]): number {
  * @returns 
  */
 export function MapSeed(seedID: number, rangeMaps: RangeMaps): SeedMap|undefined {
-    // Make sure the seed with that ID exists before continueing
-    if(!rangeMaps.Seeds.includes(seedID)) { return undefined; }
-    
     // Initialize our seed map object
     const seed: SeedMap = {
         ID: seedID,