update to Filament libs with inverse bind matrices

ios/include/filament/Options.h

@@ -390,6 +390,14 @@ struct VsmShadowOptions {
      */
     bool mipmapping = false;
 
+    /**
+     * The number of MSAA samples to use when rendering VSM shadow maps.
+     * Must be a power-of-two and greater than or equal to 1. A value of 1 effectively turns
+     * off MSAA.
+     * Higher values may not be available depending on the underlying hardware.
+     */
+    uint8_t msaaSamples = 1;
+
     /**
      * Whether to use a 32-bits or 16-bits texture format for VSM shadow maps. 32-bits
      * precision is rarely needed, but it does reduces light leaks as well as "fading"