Remove unused value tags from ObjC ExecuTorchValue (pytorch#13679)

Author: shoumikhin

extension/apple/ExecuTorch/Exported/ExecuTorchValue.h

@@ -22,12 +22,6 @@ typedef NS_ENUM(uint32_t, ExecuTorchValueTag) {
   ExecuTorchValueTagDouble,
   ExecuTorchValueTagInteger,
   ExecuTorchValueTagBoolean,
-  ExecuTorchValueTagBooleanList,
-  ExecuTorchValueTagDoubleList,
-  ExecuTorchValueTagIntegerList,
-  ExecuTorchValueTagTensorList,
-  ExecuTorchValueTagScalarList,
-  ExecuTorchValueTagOptionalTensorList,
 } NS_SWIFT_NAME(ValueTag);
 
 typedef NSNumber *ExecuTorchScalarValue
@@ -107,7 +101,7 @@ __attribute__((objc_subclassing_restricted))
  *
  * @return An float representing the float value.
  */
- @property(nonatomic, readonly) ExecuTorchFloatValue floatValue NS_SWIFT_NAME(float);
+@property(nonatomic, readonly) ExecuTorchFloatValue floatValue NS_SWIFT_NAME(float);
 
 /**
  * Returns YES if the value is of type None.
@@ -166,7 +160,7 @@ __attribute__((objc_subclassing_restricted))
  *
  * @return A BOOL indicating whether the value is a float.
  */
- @property(nonatomic, readonly) BOOL isFloat;
+@property(nonatomic, readonly) BOOL isFloat;
 
 /**
  * Creates an instance encapsulating a Tensor.

extension/apple/ExecuTorch/Exported/ExecuTorchValue.mm

@@ -43,18 +43,6 @@ static inline ExecuTorchValueTag deduceValueTag(NSNumber *number) {
       return @"integer";
     case ExecuTorchValueTagBoolean:
       return @"boolean";
-    case ExecuTorchValueTagBooleanList:
-      return @"boolean_list";
-    case ExecuTorchValueTagDoubleList:
-      return @"double_list";
-    case ExecuTorchValueTagIntegerList:
-      return @"integer_list";
-    case ExecuTorchValueTagTensorList:
-      return @"tensor_list";
-    case ExecuTorchValueTagScalarList:
-      return @"scalar_list";
-    case ExecuTorchValueTagOptionalTensorList:
-      return @"optional_tensor_list";
   }
   return @"undefined";
 }