Don't log keys

Although I'm not sure this actually did anyway, but it was very spammy

src/e2ee/matrixKeyProvider.ts

@@ -67,8 +67,7 @@ export class MatrixKeyProvider extends BaseKeyProvider {
     );
 
     logger.debug(
-      `Embedded-E2EE-LOG onEncryptionKeyChanged room=${this.rtcSession?.room.roomId} participantId=${participantId} encryptionKeyIndex=${encryptionKeyIndex}`,
-      this.getKeys(),
+      `Sent new key to livekit room=${this.rtcSession?.room.roomId} participantId=${participantId} encryptionKeyIndex=${encryptionKeyIndex}`,
     );
   };
 }