Update prebuilt CTS shim pkgs with the ones built on server

frameworks/base/packages/CtsShim/apk/CtsShim.apk
package: name='com.android.cts.ctsshim'
versionCode='29'
versionName='R-6438414'
platformBuildVersionName='R'
platformBuildVersionCode='29'
compileSdkVersion='29'
compileSdkVersionCodename='R'
sdkVersion:'R'
targetSdkVersion:'28'

frameworks/base/packages/CtsShim/apk/CtsShim.apk
package: name='com.android.cts.ctsshim'
versionCode='29'
versionName='R-6438414'
platformBuildVersionName='R'
platformBuildVersionCode='29'
compileSdkVersion='29'
compileSdkVersionCodename='R'
sdkVersion:'R'
targetSdkVersion:'28'

frameworks/base/packages/CtsShim/apk/CtsShimPriv.apk
package: name='com.android.cts.priv.ctsshim'
versionCode='29'
versionName='R-6438414'
platformBuildVersionName='R'
platformBuildVersionCode='29'
compileSdkVersion='29'
compileSdkVersionCodename='R'
sdkVersion:'R'
targetSdkVersion:'28'

frameworks/base/packages/CtsShim/apk/CtsShimPriv.apk
package: name='com.android.cts.priv.ctsshim'
versionCode='29'
versionName='R-6438414'
platformBuildVersionName='R'
platformBuildVersionCode='29'
compileSdkVersion='29'
compileSdkVersionCodename='R'
sdkVersion:'R'
targetSdkVersion:'28'

Built here:
https://android-build.googleplex.com/builds/submitted/6438414/CtsShim/latest

This build is suitable for public release.

Bug: 148447155
Test: presubmit
Change-Id: Ief3acb99ae5c808e990f2b5f2f71695c3f8c9e34