Roll VR keyboard APK to 1.19

Regular roll to the most recent release version.

TBR=bajones@chromium.org

Change-Id: Icff9d97925cd15670da6f3c38e53416855c31fc9
Reviewed-on: https://chromium-review.googlesource.com/c/1359482Reviewed-by: Brian Sheedy <bsheedy@chromium.org>
Commit-Queue: Brian Sheedy <bsheedy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#613344}

third_party/gvr-android-sdk/test-apks/vr_keyboard/apk_version_history.txt

@@ -2,3 +2,4 @@ v1.12 a31ceb898c8179e8bda976ff45e497848b9ba0be
 v1.13 0fe388ce58b14909cdc9ee045f07076581491629
 v1.16 56ca300b7d28a752ea24f89c1685f28e83a04002
 v1.17 18ab8790479447a9d0b7768c7eb5420ecbfd70a2
+v1.19 e1626c5ef68812f278ec067038577dbf74238e4d

third_party/gvr-android-sdk/test-apks/vr_keyboard/vr_keyboard_current.apk.sha1

-18ab8790479447a9d0b7768c7eb5420ecbfd70a2
\ No newline at end of file
+e1626c5ef68812f278ec067038577dbf74238e4d
\ No newline at end of file