reverted sample apps to use project module dependencies

Author: emarc-m

cashier-sample-google-play-billing/build.gradle

@@ -20,9 +20,9 @@ android {
 }
 
 dependencies {
-    implementation "com.getkeepsafe.cashier:cashier:${getProperty("VERSION_NAME")}"
-    implementation "com.getkeepsafe.cashier:cashier-google-play-billing:${getProperty("VERSION_NAME")}"
-    implementation "com.getkeepsafe.cashier:cashier-google-play-billing-debug:${getProperty("VERSION_NAME")}"
+    implementation project(':cashier')
+    implementation project(':cashier-google-play-billing')
+    implementation project(':cashier-google-play-billing-debug')
 
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
 

cashier-sample-iab/build.gradle

@@ -20,10 +20,10 @@ android {
 }
 
 dependencies {
-  implementation "com.getkeepsafe.cashier:cashier:${getProperty("VERSION_NAME")}"
-  implementation "com.getkeepsafe.cashier:cashier-iab:${getProperty("VERSION_NAME")}"
-  debugImplementation "com.getkeepsafe.cashier:cashier-iab-debug:${getProperty("VERSION_NAME")}"
-  releaseImplementation "com.getkeepsafe.cashier:cashier-iab-debug-no-op:${getProperty("VERSION_NAME")}"
+  implementation project(':cashier')
+  implementation project(':cashier-iab')
+  debugImplementation project(':cashier-iab-debug')
+  releaseImplementation project(':cashier-iab-debug-no-op')
 
   implementation deps.appCompat
 }