Revert "add close button to custom info modal"

This reverts commit cf5b9a407effe0772ed622ce2369cf16e0b82175.

app/src/ModalContent.tsx

@@ -17,14 +17,6 @@ export function Welcome1({ clickAction1, map }: ChapterProps) {
       {map.custom_text ? (
         <>
           <TextView rawText={map.custom_text}></TextView>
-          <div className='tw:grid'>
-            <label
-              className='tw:btn tw:btn-primary tw:place-self-end tw:mt-4'
-              onClick={() => clickAction1()}
-            >
-              Close
-            </label>
-          </div>
         </>
       ) : (
         <>