BE: Chore: remove unnecessary architecture check in unit test (#704)

Author: yeikel

api/src/test/java/io/kafbat/ui/AbstractIntegrationTest.java

@@ -37,10 +37,7 @@ public abstract class AbstractIntegrationTest {
   public static final String LOCAL = "local";
   public static final String SECOND_LOCAL = "secondLocal";
 
-  private static final boolean IS_ARM =
-      System.getProperty("os.arch").contains("arm") || System.getProperty("os.arch").contains("aarch64");
-
-  private static final String CONFLUENT_PLATFORM_VERSION = IS_ARM ? "7.8.0.arm64" : "7.8.0";
+  private static final String CONFLUENT_PLATFORM_VERSION = "7.8.0";
 
   public static final KafkaContainer kafka = new KafkaContainer(
       DockerImageName.parse("confluentinc/cp-kafka").withTag(CONFLUENT_PLATFORM_VERSION))

pom.xml

@@ -55,7 +55,7 @@
         <junit.version>5.11.2</junit.version>
         <mockito.version>5.14.2</mockito.version>
         <okhttp3.mockwebserver.version>4.12.0</okhttp3.mockwebserver.version>
-        <testcontainers.version>1.20.2</testcontainers.version>
+        <testcontainers.version>1.20.4</testcontainers.version>
 
         <!-- Frontend dependency versions -->
         <node.version>v18.17.1</node.version>