Wire maxRetries through e2e-cli to SDK builder

maxRetries was parsed from CLIConfig but never passed to the
Analytics.builder().retries() call, so the SDK always used its
default of 1000 retries regardless of test configuration.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: MichaelGHSeg

e2e-cli/src/main/kotlin/cli/Main.kt

@@ -51,6 +51,7 @@ fun main(args: Array<String>) {
 
         val flushAt = input.config?.flushAt ?: 20
         val flushIntervalMs = input.config?.flushInterval ?: 10000L
+        val maxRetries = input.config?.maxRetries ?: 1000
 
         val flushLatch = CountDownLatch(1)
         val hasError = AtomicBoolean(false)
@@ -60,6 +61,7 @@ fun main(args: Array<String>) {
             .endpoint(input.apiHost)
             .flushQueueSize(flushAt)
             .flushInterval(maxOf(flushIntervalMs, 1000L), TimeUnit.MILLISECONDS)
+            .retries(maxRetries)
             .callback(object : Callback {
                 override fun success(message: Message?) {
                     // Event sent successfully