Update machine-api spec (#4241)

* YOYO NEW API SPEC!

* New machine-api types

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: Jess Frazelle <jessfraz@users.noreply.github.com>

src/lib/machine-api.d.ts

@@ -138,6 +138,11 @@ export interface components {
     FdmHardwareConfiguration: {
       /** @description The filaments the printer has access to. */
       filaments: components['schemas']['Filament'][]
+      /**
+       * Format: uint
+       * @description The currently loaded filament index.
+       */
+      loaded_filament_idx?: number | null
       /**
        * Format: double
        * @description Diameter of the extrusion nozzle, in mm.
@@ -191,6 +196,10 @@ export interface components {
           /** @enum {string} */
           type: 'composite'
         }
+      | {
+          /** @enum {string} */
+          type: 'unknown'
+        }
     /** @description The hardware configuration of a machine. */
     HardwareConfiguration:
       | {