use exact versions in example

Using exact version for dependecies is closer to a real world project
and is easier to read.

Author: jkasten2

Examples/OneSignalDemo/app/build.gradle

@@ -54,22 +54,20 @@ android {
 
 dependencies {
     implementation 'com.android.support:multidex:1.0.3'
-    implementation 'com.google.android.material:material:[1.0.0, 1.4.99]'
+    implementation 'com.google.android.material:material:1.4.0'
+    implementation 'androidx.cardview:cardview:1.0.0'
+    implementation 'androidx.appcompat:appcompat:1.4.0'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'androidx.vectordrawable:vectordrawable:1.1.0'
 
-    implementation 'androidx.cardview:cardview:[1.0.0, 1.99.99]'
-    implementation 'androidx.appcompat:appcompat:[1.0.0, 1.99.99]'
-    implementation 'androidx.legacy:legacy-support-v4:[1.0.0, 1.99.99]'
-    implementation 'androidx.vectordrawable:vectordrawable:[1.0.0, 1.99.99]'
+    implementation 'com.google.android.gms:play-services-location:18.0.0'
+
+    implementation 'com.github.bumptech.glide:glide:4.12.0'
     // Test public release OneSignal SDK
     // This will not work until 4.0.0 is publicly released because of manifest placeholders causing
     //  manifest merger conflicts
 //    implementation 'com.onesignal:OneSignal:3.12.6'
 
-    implementation 'com.google.android.gms:play-services-location:[17.0.0, 17.99.99]'
-    // glide:4.9.0 is the last version before going to AndroidX
-    // glide:4.10.0 is the first version using AndroidX
-    implementation 'com.github.bumptech.glide:glide:[4.10.0, 4.99.99]'
-    
     // Test local OneSignal SDK
     gmsImplementation(project(':onesignal'))