Revert "Migrate boot animation from GLES 1.0 to GLES2.0."

This reverts commit d711ac4858337539c2188f47ef015e5b88080830.

Reason for revert: Breaks boot animation on wembley device

Bug: 194074093
Change-Id: Id6143bfd1e35089a7df88470978cd064de2d839c
Test: wembley has boot animation again with this reverted
diff --git a/cmds/bootanimation/Android.bp b/cmds/bootanimation/Android.bp
index 3534624..b2b66c2 100644
--- a/cmds/bootanimation/Android.bp
+++ b/cmds/bootanimation/Android.bp
@@ -71,7 +71,7 @@
         "libui",
         "libjnigraphics",
         "libEGL",
-        "libGLESv2",
+        "libGLESv1_CM",
         "libgui",
     ],
 }