Add CI mirror to plugin and dependency repositories to avoid Maven Central throttling

Signed-off-by: Divya Madala <divyaasm@amazon.com>

Author: Divyaasm

build.gradle

@@ -55,6 +55,7 @@ buildscript {
 
     repositories {
         mavenLocal()
+        maven { url = "https://ci.opensearch.org/maven2/" }
         mavenCentral()
         maven { url "https://ci.opensearch.org/ci/dbc/snapshots/maven/" }
     }
@@ -79,6 +80,7 @@ apply plugin: 'opensearch.java'
 // Repository on root level is for dependencies that project code depends on. And this block must be placed after plugins{}
 repositories {
     mavenLocal()
+    maven { url = "https://ci.opensearch.org/maven2/" }
     mavenCentral() // For Elastic Libs that you can use to get started coding until open OpenSearch libs are available
     maven { url "https://ci.opensearch.org/ci/dbc/snapshots/maven/" }
     maven { url 'https://jitpack.io' }
@@ -130,6 +132,7 @@ allprojects {
 subprojects {
     repositories {
         mavenLocal()
+        maven { url = "https://ci.opensearch.org/maven2/" }
         mavenCentral()
         maven { url "https://ci.opensearch.org/ci/dbc/snapshots/maven/" }
         maven { url "https://ci.opensearch.org/ci/dbc/snapshots/lucene/" }

settings.gradle

@@ -4,6 +4,14 @@
  */
 
 
+pluginManagement {
+    repositories {
+        maven { url = uri("https://ci.opensearch.org/maven2/") }
+        gradlePluginPortal()
+        mavenCentral()
+    }
+}
+
 rootProject.name = 'opensearch-sql'
 
 include 'opensearch-sql-plugin'