chore: use maven gradle publishing plugin (#2037)

pom files are automatically generated from the build.gradle
dependencies.

./gradlew publishToMavenLocal

./gradlew uploadArchives

Author: jamesonwilliams

.circleci/config.yml

@@ -300,8 +300,8 @@ jobs:
     steps:
       - skip_job_if_required
       - checkout
-      - generate_gradle_wrapper
       - prepare_sdkmanager
+      - generate_gradle_wrapper
       - run:
           name: build the whole project
           command: |
@@ -329,8 +329,8 @@ jobs:
       - skip_job_if_required
       - checkout
       - skip_test_job
-      - generate_gradle_wrapper
       - prepare_sdkmanager
+      - generate_gradle_wrapper
       - run:
           name: run unit tests
           command: |

aws-android-sdk-apigateway-core/build.gradle

@@ -1,4 +1,5 @@
 apply plugin: 'com.android.library'
+apply from: rootProject.file('publishing.gradle')
 
 android {
     compileSdkVersion 29

aws-android-sdk-apigateway-core/gradle.properties

@@ -0,0 +1,4 @@
+POM_ARTIFACT_ID=aws-android-sdk-apigateway-core
+POM_DESCRIPTION=The AWS Android SDK for Amazon API Gateway Runtime module holds the runtime library needed by the generated client for APIs defined in Amazon API Gateway.
+POM_NAME=AWS SDK for Android - Amazon API Gateway Client Runtime
+POM_PACKAGING=aar

aws-android-sdk-apigateway-core/pom.xml

@@ -1,4 +1,5 @@
 apply plugin: 'com.android.library'
+apply from: rootProject.file('publishing.gradle')
 
 android {
     compileSdkVersion 29

aws-android-sdk-auth-core/build.gradle

@@ -0,0 +1,4 @@
+POM_ARTIFACT_ID=aws-android-sdk-auth-core
+POM_DESCRIPTION=The AWS Android SDK for AWS Authentication Core module holds the client classes that are used for enabling communication with Amazon CognitoIdentityProvider, Amazon Cognito UserPools, Facebook and Google SignIn Providers
+POM_NAME=AWS SDK for Android - AWS Authentication Core
+POM_PACKAGING=aar

aws-android-sdk-auth-core/gradle.properties

@@ -1,4 +1,5 @@
 apply plugin: 'com.android.library'
+apply from: rootProject.file('publishing.gradle')
 
 android {
     compileSdkVersion 29

aws-android-sdk-auth-core/pom.xml

@@ -0,0 +1,4 @@
+POM_ARTIFACT_ID=aws-android-sdk-auth-facebook
+POM_DESCRIPTION=The AWS Android SDK for AWS Facebook SignIn that holds the client classes used for enabling communication with Facebook SignIn
+POM_NAME=AWS SDK for Android - AWS Facebook SignIn
+POM_PACKAGING=aar