Update Gradle to v9

build.gradle

@@ -138,13 +138,13 @@ dependencies {
     api 'org.postgresql:postgresql:42.7.13'
 
     // MariaDB/MySQL
-    api 'org.mariadb.jdbc:mariadb-java-client:3.5.10'
+    api 'org.mariadb.jdbc:mariadb-java-client:3.5.9'
 
     // UNIX sockets
     api 'com.kohlschutter.junixsocket:junixsocket-core:2.10.1'
 
     // Twilio SDK for SMS
-    api 'com.twilio.sdk:twilio:12.1.1'
+    api 'com.twilio.sdk:twilio:10.9.2'
 
     // SendGrid SDK to send emails from GCE
     api 'com.sendgrid:sendgrid-java:4.10.3'

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.5-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.6.1-all.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME