refactor: remove validation schema

src/pages/string/join/index.tsx

@@ -171,7 +171,6 @@ export default function JoinText() {
         ]}
         initialValues={initialValues}
         input={input}
-        validationSchema={validationSchema}
       />
       <ToolInfo
         title="What Is a Text Joiner?"

src/pages/string/split/index.tsx

@@ -104,9 +104,6 @@ export default function SplitText() {
       )
     );
   };
-  const validationSchema = Yup.object({
-    // splitSeparator: Yup.string().required('The separator is required')
-  });
 
   return (
     <Box>
@@ -146,7 +143,6 @@ export default function SplitText() {
         ]}
         initialValues={initialValues}
         input={input}
-        validationSchema={validationSchema}
       />
     </Box>
   );

src/pages/string/to-morse/index.tsx

@@ -21,9 +21,6 @@ export default function ToMorse() {
     const { dotSymbol, dashSymbol } = optionsValues;
     setResult(compute(input, dotSymbol, dashSymbol));
   };
-  const validationSchema = Yup.object({
-    // splitSeparator: Yup.string().required('The separator is required')
-  });
 
   return (
     <Box>
@@ -61,7 +58,6 @@ export default function ToMorse() {
         ]}
         initialValues={initialValues}
         input={input}
-        validationSchema={validationSchema}
       />
     </Box>
   );