Handle camera1 session creation errors more gracefully

Specifically, defer getting the camera index so the error can be
reported instead of crashing:

Fatal Exception: java.lang.IllegalArgumentException: No such camera: Camera 1, Facing front, Orientation 270
       at org.webrtc.Camera1Enumerator.getCameraIndex(Camera1Enumerator.java:170)
       at org.webrtc.Camera1Capturer.createCameraSession(Camera1Capturer.java:31)
       at org.webrtc.CameraCapturer$5.run(CameraCapturer.java:272)
       at android.os.Handler.handleCallback(Handler.java:790)
       at android.os.Handler.dispatchMessage(Handler.java:99)
       at android.os.Looper.loop(Looper.java:214)
       at android.os.HandlerThread.run(HandlerThread.java:65)

Bug: webrtc:13032
Change-Id: Ida6bc65046770c11c2b3ee832906e8454cec10df
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/227290
Reviewed-by: Xavier Lepaul‎ <xalep@webrtc.org>
Commit-Queue: Xavier Lepaul‎ <xalep@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#34855}

sdk/android/api/org/webrtc/Camera1Capturer.java

@@ -28,7 +28,6 @@ public class Camera1Capturer extends CameraCapturer {
       SurfaceTextureHelper surfaceTextureHelper, String cameraName, int width, int height,
       int framerate) {
     Camera1Session.create(createSessionCallback, events, captureToTexture, applicationContext,
-        surfaceTextureHelper, Camera1Enumerator.getCameraIndex(cameraName), width, height,
-        framerate);
+        surfaceTextureHelper, cameraName, width, height, framerate);
   }
 }