chore: Cleanup styles (PR feedback)

TearsheetBody styles largely overlap with ModalBody

Author: GAUNSD

packages/module/src/TearsheetBody/TearsheetBody.tsx

@@ -5,9 +5,6 @@ import { ModalBody, type ModalBodyProps } from '@patternfly/react-core';
 
 const useStyles = createUseStyles({
   tearsheetBody: {
-    flex: 1,
-    minHeight: 0,
-    overflow: 'auto',
   },
 });