core: update gradle, rename iOS framework

core/build.gradle

@@ -33,7 +33,9 @@ kotlin {
 
         fromPreset(iosPreset, 'ios') {
             binaries {
-                framework()
+                framework {
+                    baseName = "LoopHabitTracker"
+                }
             }
             compilations.main {
                 cinterops {
@@ -128,5 +130,7 @@ kotlin {
         into 'build/bin/ios/debugTest'
     }
 
-    iosTest.dependsOn(iosTestCopyResources)
-}
+    if (project.tasks.findByName('iosTest')) {
+        iosTest.dependsOn(iosTestCopyResources)
+    }
+}

core/gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,5 @@
-#Sun Apr 07 10:31:43 CDT 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.3.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.4.1-all.zip