Add missing license notices on test classes

Change number and file origin info

34691-p9 frameworks/base/test-runner/src/android/test/ProviderTestCase2.java
48099-p9 frameworks/base/test-runner/src/android/test/RenamingDelegatingContext.java
40550-p9 frameworks/base/test-runner/src/android/test/BundlePrinter.java
87783-p9 frameworks/base/test-runner/src/android/test/IsolatedContext.java
34691-p9 frameworks/base/test-runner/src/android/test/ProviderTestCase.java

Change-Id: I1fea36db24e73f91ffdf43b84ff73be55478b53a