Update more samples to use Application module

Renaming main module for samples from <Name>Sample to Application, for
compatibility with Android Wear projects.

Change-Id: I28fbdcf3f1686c2c37bb2ccb08882f4906d3431b
diff --git a/ui/graphics/PdfRendererBasic/settings.gradle b/ui/graphics/PdfRendererBasic/settings.gradle
index f34faad..9464a35 100644
--- a/ui/graphics/PdfRendererBasic/settings.gradle
+++ b/ui/graphics/PdfRendererBasic/settings.gradle
@@ -1,4 +1 @@
-
-
-
-include 'PdfRendererBasicSample'
+include 'Application'