Update disable assertion jvm args from bwc/mixed cluster setups. (elastic#125074)

Remove `-da:org.elasticsearch.index.mapper.DocumentMapper` and `-da:org.elasticsearch.index.mapper.MapperService` from mixed cluster/bwc cluster setups. Given that elastic#122606 is now backported to the 8.18 branch.

Author: martijnvg

qa/full-cluster-restart/src/javaRestTest/java/org/elasticsearch/upgrades/FullClusterRestartDownsampleIT.java

@@ -58,7 +58,7 @@ private static ElasticsearchCluster buildCluster() {
             .feature(FeatureFlag.TIME_SERIES_MODE)
             .feature(FeatureFlag.FAILURE_STORE_ENABLED);
 
-        if (oldVersion.before(Version.fromString("9.1.0"))) {
+        if (oldVersion.before(Version.fromString("8.18.0"))) {
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.DocumentMapper");
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.MapperService");
         }

qa/full-cluster-restart/src/javaRestTest/java/org/elasticsearch/upgrades/FullClusterRestartIT.java

@@ -119,7 +119,7 @@ private static ElasticsearchCluster buildCluster() {
             .feature(FeatureFlag.TIME_SERIES_MODE)
             .feature(FeatureFlag.FAILURE_STORE_ENABLED);
 
-        if (oldVersion.before(Version.fromString("9.1.0"))) {
+        if (oldVersion.before(Version.fromString("8.18.0"))) {
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.DocumentMapper");
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.MapperService");
         }

qa/full-cluster-restart/src/javaRestTest/java/org/elasticsearch/upgrades/LogsIndexModeFullClusterRestartIT.java

@@ -48,7 +48,7 @@ private static ElasticsearchCluster buildCluster() {
             .setting("xpack.security.enabled", "false")
             .setting("xpack.license.self_generated.type", "trial");
 
-        if (oldVersion.before(Version.fromString("9.1.0"))) {
+        if (oldVersion.before(Version.fromString("8.18.0"))) {
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.DocumentMapper");
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.MapperService");
         }

qa/mixed-cluster/build.gradle

@@ -91,7 +91,7 @@ buildParams.bwcVersions.withWireCompatible { bwcVersion, baseName ->
         setting 'health.master_history.no_master_transitions_threshold', '10'
       }
       requiresFeature 'es.index_mode_feature_flag_registered', Version.fromString("8.0.0")
-      if (bwcVersion.before(Version.fromString("9.1.0"))) {
+      if (bwcVersion.before(Version.fromString("8.18.0"))) {
         jvmArgs '-da:org.elasticsearch.index.mapper.DocumentMapper'
         jvmArgs '-da:org.elasticsearch.index.mapper.MapperService'
       }

qa/rolling-upgrade/src/javaRestTest/java/org/elasticsearch/upgrades/AbstractRollingUpgradeTestCase.java

@@ -45,7 +45,7 @@ public String get() {
             .setting("xpack.security.enabled", "false")
             .feature(FeatureFlag.TIME_SERIES_MODE);
 
-        if (oldVersion.before(Version.fromString("9.1.0"))) {
+        if (oldVersion.before(Version.fromString("8.18.0"))) {
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.DocumentMapper");
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.MapperService");
         }

x-pack/plugin/downsample/qa/mixed-cluster/src/yamlRestTest/java/org/elasticsearch/xpack/downsample/MixedClusterDownsampleRestIT.java

@@ -30,7 +30,7 @@ private static ElasticsearchCluster buildCluster() {
             .setting("xpack.security.enabled", "false")
             .setting("xpack.license.self_generated.type", "trial");
 
-        if (oldVersion.before(Version.fromString("9.1.0"))) {
+        if (oldVersion.before(Version.fromString("8.18.0"))) {
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.DocumentMapper");
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.MapperService");
         }

x-pack/plugin/esql/qa/server/mixed-cluster/src/javaRestTest/java/org/elasticsearch/xpack/esql/qa/mixed/Clusters.java

@@ -25,7 +25,7 @@ public static ElasticsearchCluster mixedVersionCluster() {
         if (supportRetryOnShardFailures(oldVersion) == false) {
             cluster.setting("cluster.routing.rebalance.enable", "none");
         }
-        if (oldVersion.before(Version.fromString("9.1.0"))) {
+        if (oldVersion.before(Version.fromString("8.18.0"))) {
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.DocumentMapper");
             cluster.jvmArg("-da:org.elasticsearch.index.mapper.MapperService");
         }