Bump TestDpc version code and change sdk version to "P".

Bug: 78502208
Change-Id: I8d77ead63002d9000e679e8291daa6522cddd888
(cherry picked from commit edf58d501920c92e76143ada70169e799e7db188)

Author: yuemingw

app/build.gradle

@@ -9,17 +9,17 @@ ext {
     // exactly 1 digit
     versionMinor = 0
     // exactly 2 digits
-    versionBuild = 00
+    versionBuild = 01
 }
 
 android {
-    compileSdkVersion 28
+    compileSdkVersion 'android-P'
     buildToolsVersion "28.0.0"
 
     defaultConfig {
         applicationId "com.afwsamples.testdpc"
         minSdkVersion 21
-        targetSdkVersion 28
+        targetSdkVersion 'P'
         versionCode versionMajor * 1000 + versionMinor * 100 + versionBuild
         versionName "${versionMajor}.${versionMinor}.${versionBuild}"
         multiDexEnabled true