Revert "Including a test harness for it, and making sure the cursor is always at the end."

This reverts commit 97db77997f.

packages/cli/src/ui/components/InputPrompt.tsx

@@ -8,14 +8,12 @@ interface InputPromptProps {
   setQuery: (value: string) => void;
   onSubmit: (value: string) => void;
   isActive: boolean;
-  forceKey: number;
 }
 
 const InputPrompt: React.FC<InputPromptProps> = ({
   query,
   setQuery,
   onSubmit,
-  forceKey,
 }) => {
   const model = getModel();
 
@@ -24,7 +22,6 @@ const InputPrompt: React.FC<InputPromptProps> = ({
       <Text color={'white'}>&gt; </Text>
       <Box flexGrow={1}>
         <TextInput
-          key={forceKey}
           value={query}
           onChange={setQuery}
           onSubmit={onSubmit}