message: doc(c-api) Fix typos.
diff: //! Unstable non-standard Wasmer-specific API that contains everything
  -//! to create a the middleware metering API.
  +//! to create the middleware metering API.
  //!
  //! The metering middleware is used for tracking how many operators
  //! are executed in total and putting a limit on the total number of
  //! // Create a new metering middleware, with our cost function.
  //! wasmer_metering_t* metering = wasmer_metering_new(10, cost_function);
  //!
  -//! // Consume `metering` to produce a generic `wasmer_middle_t` value.
  +//! // Consume `metering` to produce a generic `wasmer_middleware_t` value.
  //! wasmer_middleware_t* middleware = wasmer_metering_as_middleware(metering);
  //!
  //! // Create a new configuration, and push the middleware in it.
  @@ -175,7 +175,7 @@ pub unsafe extern "C" fn wasmer_metering_points_delete(
  ) {
  }
  -/// Returns the number of remaining points if any, otherwise returned
  +/// Returns the number of remaining points if any, otherwise returns
  /// the given `exhausted` value if points are exhausted.
  ///
  /// # Example
  