Remove DDBKVStore rate limits (#741)

## Summary
Pull out the DDB KV store rate limits as it causes docker startup errors
due to class / jar version issues.

## Checklist
- [ ] Added Unit Tests
- [X] Covered by existing CI
- [X] Integration tested
- [ ] Documentation update



<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **Refactor**
  - Removed rate limiting functionality from DynamoDB operations.
  - Eliminated dependency on Guava library from the build configuration.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: piyush-zlai

cloud_aws/BUILD.bazel

@@ -5,7 +5,6 @@ shared_libs = [
     maven_artifact("software.amazon.awssdk:sdk-core"),
     maven_artifact("software.amazon.awssdk:utils"),
     maven_artifact("software.amazon.awssdk:emr"),
-    maven_artifact("com.google.guava:guava"),
     maven_artifact("org.slf4j:slf4j-api"),
     maven_artifact("com.fasterxml.jackson.module:jackson-module-afterburner"),
     maven_artifact_with_suffix("org.apache.hudi:hudi-spark3.5-bundle"),

cloud_aws/src/main/scala/ai/chronon/integrations/aws/DynamoDBKVStoreImpl.scala

@@ -11,7 +11,6 @@ import ai.chronon.online.KVStore.ListValue
 import ai.chronon.online.KVStore.TimedValue
 import ai.chronon.online.metrics.Metrics.Context
 import ai.chronon.online.metrics.Metrics
-import com.google.common.util.concurrent.RateLimiter
 import software.amazon.awssdk.core.SdkBytes
 import software.amazon.awssdk.services.dynamodb.DynamoDbClient
 import software.amazon.awssdk.services.dynamodb.model.AttributeDefinition
@@ -33,7 +32,6 @@ import software.amazon.awssdk.services.dynamodb.model.ScanResponse
 
 import java.time.Instant
 import java.util
-import java.util.concurrent.ConcurrentHashMap
 import scala.concurrent.Future
 import scala.util.Success
 import scala.util.Try
@@ -62,8 +60,6 @@ object DynamoDBKVStoreConstants {
 
 class DynamoDBKVStoreImpl(dynamoDbClient: DynamoDbClient) extends KVStore {
   import DynamoDBKVStoreConstants._
-  private val readRateLimiters = new ConcurrentHashMap[String, RateLimiter]()
-  private val writeRateLimiters = new ConcurrentHashMap[String, RateLimiter]()
 
   protected val metricsContext: Metrics.Context = Metrics.Context(Metrics.Environment.KVStore).withSuffix("dynamodb")
 
@@ -88,9 +84,6 @@ class DynamoDBKVStoreImpl(dynamoDbClient: DynamoDbClient) extends KVStore {
     val rcu = getCapacityUnits(props, readCapacityUnits, defaultReadCapacityUnits)
     val wcu = getCapacityUnits(props, writeCapacityUnits, defaultWriteCapacityUnits)
 
-    readRateLimiters.put(dataset, RateLimiter.create(rcu))
-    writeRateLimiters.put(dataset, RateLimiter.create(wcu))
-
     val request =
       CreateTableRequest.builder
         .attributeDefinitions(keyAttributes.toList.toJava)
@@ -139,7 +132,6 @@ class DynamoDBKVStoreImpl(dynamoDbClient: DynamoDbClient) extends KVStore {
 
     val getItemResults = getItemRequestPairs.map { case (req, getItemReq) =>
       Future {
-        readRateLimiters.computeIfAbsent(req.dataset, _ => RateLimiter.create(defaultReadCapacityUnits)).acquire()
         val item: Try[util.Map[String, AttributeValue]] =
           handleDynamoDbOperation(metricsContext.withSuffix("multiget"), req.dataset) {
             dynamoDbClient.getItem(getItemReq).item()
@@ -153,7 +145,6 @@ class DynamoDBKVStoreImpl(dynamoDbClient: DynamoDbClient) extends KVStore {
 
     val queryResults = queryRequestPairs.map { case (req, queryRequest) =>
       Future {
-        readRateLimiters.computeIfAbsent(req.dataset, _ => RateLimiter.create(defaultReadCapacityUnits)).acquire()
         val responses = handleDynamoDbOperation(metricsContext.withSuffix("query"), req.dataset) {
           dynamoDbClient.query(queryRequest).items()
         }
@@ -220,7 +211,6 @@ class DynamoDBKVStoreImpl(dynamoDbClient: DynamoDbClient) extends KVStore {
 
     val futureResponses = datasetToWriteRequests.map { case (dataset, putItemRequest) =>
       Future {
-        writeRateLimiters.computeIfAbsent(dataset, _ => RateLimiter.create(defaultWriteCapacityUnits)).acquire()
         handleDynamoDbOperation(metricsContext.withSuffix("multiput"), dataset) {
           dynamoDbClient.putItem(putItemRequest)
         }.isSuccess