Fixed c lint errors issue: #8159

Author: the-piyushgoel

lib/node_modules/@stdlib/ndarray/base/function-object/examples/c/example.c

@@ -74,7 +74,7 @@ int main( void ) {
 	stdlib_ndarray_function_free( obj );
 
 	// Use the function interface to create an ndarray function object...
-	struct ndarrayFunctionObject *obj2 = stdlib_ndarray_function_allocate( "unary_ndarray_function_2", 1, 1, functions, 1, types, data );
+	const struct ndarrayFunctionObject *obj2 = stdlib_ndarray_function_allocate( "unary_ndarray_function_2", 1, 1, functions, 1, types, data );
 	if ( obj2 == NULL ) {
 		fprintf( stderr, "Error allocating memory.\n" );
 		exit( 1 );
@@ -87,5 +87,5 @@ int main( void ) {
 	printf( "nfunctions = %i\n", obj2->nfunctions );
 
 	// Free allocated memory:
-	stdlib_ndarray_function_free( obj );
+	stdlib_ndarray_function_free( obj2 );
 }