Fix types

Author: Mateusz Sluszniak

docs/docs/typescript-api/ExecutorchModule.md

@@ -50,7 +50,7 @@ type ETInput =
   | Float64Array;
 
 export interface Tensor {
-  data: ETInput[];
+  data: ETInput;
   shape: number[];
 }
 ```

packages/react-native-executorch/src/modules/general/ExecutorchModule.ts

@@ -26,12 +26,8 @@ export class ExecutorchModule extends BaseModule {
       if (!currentInput || !currentInput.data) {
         throw new Error('Input tensor is undefined.');
       }
-      const testingTypeElement = currentInput.data[0];
-      if (testingTypeElement === undefined) {
-        throw new Error('Input tensor is undefined.');
-      }
 
-      let currentInputTypeIdentifier = getTypeIdentifier(testingTypeElement);
+      let currentInputTypeIdentifier = getTypeIdentifier(currentInput.data);
       if (currentInputTypeIdentifier === -1) {
         throw new Error(getError(ETError.InvalidArgument));
       }

packages/react-native-executorch/src/types/common.ts

@@ -17,7 +17,6 @@ export type ETInput =
   | Float64Array;
 
 export interface Tensor {
-  data: ETInput[];
+  data: ETInput;
   shape: number[];
-  type: ETInput;
 }