Fix typos in IEvsEnumerator descriptive comment

IEvsEnumerator::openCamera had a typo and the incorrect name of a related
interface in one of the descriptive comments.  This fixes those issues
and updates the checksum for the interface.

Bug: 38508696
Test: build evs_app and evs default driver.
Change-Id: I24f3ca2bc3652711a4ee2ea9a37428d4bdafc509
diff --git a/automotive/evs/1.0/IEvsEnumerator.hal b/automotive/evs/1.0/IEvsEnumerator.hal
index 98d117a..e1193d0 100644
--- a/automotive/evs/1.0/IEvsEnumerator.hal
+++ b/automotive/evs/1.0/IEvsEnumerator.hal
@@ -34,11 +34,12 @@
     /**
      * Get the IEvsCamera associated with a cameraId from a CameraDesc
      *
-     * Given a camera's unique cameraId from ca CameraDesc, returns
-     * the ICamera interface associated with the specified camera.
-     * When done using the camera, the caller may release it by calling closeCamera().
-     * TODO(b/36122635) Reliance on the sp<> going out of scope is not recommended because the
-     * resources may not be released right away due to asynchronos behavior in the hardware binder.
+     * Given a camera's unique cameraId from CameraDesc, returns the
+     * IEvsCamera interface associated with the specified camera. When
+     * done using the camera, the caller may release it by calling closeCamera().
+     * Note: Reliance on the sp<> going out of scope is not recommended
+     * because the resources may not be released right away due to asynchronos
+     * behavior in the hardware binder (ref b/36122635).
      */
     openCamera(string cameraId) generates (IEvsCamera carCamera);