update gradlew for android gradlew plugin

android/gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

pubspec.lock

@@ -435,7 +435,7 @@ packages:
       name: package_info
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.0+13"
+    version: "0.4.0+14"
   package_resolver:
     dependency: transitive
     description:
@@ -456,7 +456,7 @@ packages:
       name: path_provider
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.0"
+    version: "1.6.1"
   pedantic:
     dependency: transitive
     description:
@@ -484,7 +484,7 @@ packages:
       name: plugin_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.1"
+    version: "1.0.2"
   pool:
     dependency: transitive
     description:
@@ -519,28 +519,28 @@ packages:
       name: shared_preferences
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.5.6+1"
+    version: "0.5.6+2"
   shared_preferences_macos:
     dependency: transitive
     description:
       name: shared_preferences_macos
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.1+5"
+    version: "0.0.1+6"
   shared_preferences_platform_interface:
     dependency: transitive
     description:
       name: shared_preferences_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.1"
+    version: "1.0.3"
   shared_preferences_web:
     dependency: transitive
     description:
       name: shared_preferences_web
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.2+3"
+    version: "0.1.2+4"
   shelf:
     dependency: transitive
     description:
@@ -580,7 +580,7 @@ packages:
       name: sqflite
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.2.0"
+    version: "1.2.1"
   stack_trace:
     dependency: transitive
     description:
@@ -650,28 +650,28 @@ packages:
       name: url_launcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "5.4.1"
+    version: "5.4.2"
   url_launcher_macos:
     dependency: transitive
     description:
       name: url_launcher_macos
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.0.1+2"
+    version: "0.0.1+4"
   url_launcher_platform_interface:
     dependency: transitive
     description:
       name: url_launcher_platform_interface
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.5"
+    version: "1.0.6"
   url_launcher_web:
     dependency: transitive
     description:
       name: url_launcher_web
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.1.1"
+    version: "0.1.1+1"
   uuid:
     dependency: "direct main"
     description: