vuln-fix: Use HTTPS instead of HTTP to resolve dependencies

This fixes a security vulnerability in this project where the `build.gradle`
files were configuring Gradle to resolve dependencies over HTTP instead of
HTTPS.

Weakness: CWE-829: Inclusion of Functionality from Untrusted Control Sphere
Severity: High
CVSSS: 8.1
Detection: OpenRewrite

Reported-by: Jonathan Leitschuh <Jonathan.Leitschuh@gmail.com>
Signed-off-by: Jonathan Leitschuh <Jonathan.Leitschuh@gmail.com>

Bug-tracker: JLLeitschuh/security-research#9

Co-authored-by: Moderne <team@moderne.io>

build.gradle

@@ -3,7 +3,7 @@
 buildscript {
 
     repositories {
-        maven { url "http://maven.aliyun.com/nexus/content/repositories/jcenter/" }
+        maven { url "https://maven.aliyun.com/nexus/content/repositories/jcenter/" }
         mavenCentral()
         jcenter()
         google()
@@ -19,7 +19,7 @@ buildscript {
 
 allprojects {
     repositories {
-        maven { url "http://maven.aliyun.com/nexus/content/repositories/jcenter/" }
+        maven { url "https://maven.aliyun.com/nexus/content/repositories/jcenter/" }
         mavenCentral()
         jcenter()
         google()