Remove demo artifacts from build script

Author: irgendeinich

android/build.gradle

@@ -2,7 +2,7 @@
 *   Contains gradle configuration constants
 */
 ext {
-    PSPDFKIT_VERSION = '5.5.0'
+    PSPDFKIT_VERSION = '5.5.1'
 }
 
 buildscript {
@@ -69,20 +69,11 @@ if (demoVersion) {
 }
 
 dependencies {
-    if (demoVersion) {
-        compile("com.pspdfkit:pspdfkit-demo:${PSPDFKIT_VERSION}") {
-            exclude group: 'com.google.auto.value', module: 'auto-value'
-        }
-        compile("com.pspdfkit:pspdfkit-instant-demo:${PSPDFKIT_VERSION}") {
-            exclude group: 'com.google.auto.value', module: 'auto-value'
-        }
-    } else {
-        compile("com.pspdfkit:pspdfkit:${PSPDFKIT_VERSION}") {
-            exclude group: 'com.google.auto.value', module: 'auto-value'
-        }
-        compile("com.pspdfkit:pspdfkit-instant:${PSPDFKIT_VERSION}") {
-            exclude group: 'com.google.auto.value', module: 'auto-value'
-        }
+    compile("com.pspdfkit:pspdfkit:${PSPDFKIT_VERSION}") {
+        exclude group: 'com.google.auto.value', module: 'auto-value'
+    }
+    compile("com.pspdfkit:pspdfkit-instant:${PSPDFKIT_VERSION}") {
+        exclude group: 'com.google.auto.value', module: 'auto-value'
     }
     compile "com.facebook.react:react-native:+"
 }