Add back gte version conditions on full restart tests (#117129)

Follow on from #116929. It is valid to do a full restart from any v8 cluster into a v9 cluster, so we need to maintain test conditions for those versions. Rather than historical versions, we can now use version features instead.

Author: thecoop

muted-tests.yml

@@ -245,36 +245,6 @@ tests:
 - class: org.elasticsearch.xpack.test.rest.XPackRestIT
   method: test {p0=snapshot/10_basic/Failed to snapshot indices with synthetic source}
   issue: https://github.com/elastic/elasticsearch/issues/117082
-- class: org.elasticsearch.upgrades.FullClusterRestartDownsampleIT
-  method: testRollupIndex {cluster=OLD}
-  issue: https://github.com/elastic/elasticsearch/issues/117084
-- class: org.elasticsearch.upgrades.FullClusterRestartDownsampleIT
-  method: testRollupIndex {cluster=UPGRADED}
-  issue: https://github.com/elastic/elasticsearch/issues/117086
-- class: org.elasticsearch.upgrades.FullClusterRestartIT
-  method: testNewReplicasTimeSeriesMode {cluster=OLD}
-  issue: https://github.com/elastic/elasticsearch/issues/117087
-- class: org.elasticsearch.upgrades.FullClusterRestartIT
-  method: testNewReplicasTimeSeriesMode {cluster=UPGRADED}
-  issue: https://github.com/elastic/elasticsearch/issues/117088
-- class: org.elasticsearch.upgrades.FullClusterRestartIT
-  method: testSearchTimeSeriesMode {cluster=OLD}
-  issue: https://github.com/elastic/elasticsearch/issues/117089
-- class: org.elasticsearch.upgrades.FullClusterRestartIT
-  method: testSearchTimeSeriesMode {cluster=UPGRADED}
-  issue: https://github.com/elastic/elasticsearch/issues/117090
-- class: org.elasticsearch.xpack.restart.CoreFullClusterRestartIT
-  method: testNewReplicasTimeSeriesMode {cluster=OLD}
-  issue: https://github.com/elastic/elasticsearch/issues/117091
-- class: org.elasticsearch.xpack.restart.CoreFullClusterRestartIT
-  method: testSearchTimeSeriesMode {cluster=OLD}
-  issue: https://github.com/elastic/elasticsearch/issues/117092
-- class: org.elasticsearch.xpack.restart.CoreFullClusterRestartIT
-  method: testNewReplicasTimeSeriesMode {cluster=UPGRADED}
-  issue: https://github.com/elastic/elasticsearch/issues/117093
-- class: org.elasticsearch.xpack.restart.CoreFullClusterRestartIT
-  method: testSearchTimeSeriesMode {cluster=UPGRADED}
-  issue: https://github.com/elastic/elasticsearch/issues/117094
 - class: org.elasticsearch.discovery.ClusterDisruptionIT
   method: testAckedIndexing
   issue: https://github.com/elastic/elasticsearch/issues/117024

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

@@ -268,6 +268,7 @@ private String getRollupIndexName() throws IOException {
     }
 
     public void testRollupIndex() throws Exception {
+        assumeTrue("Downsample got many stability improvements in 8.10.0", oldClusterHasFeature("gte_v8.10.0"));
         if (isRunningAgainstOldCluster()) {
             createIlmPolicy();
             createIndex();

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

@@ -261,6 +261,7 @@ public void testNewReplicas() throws Exception {
     }
 
     public void testSearchTimeSeriesMode() throws Exception {
+        assumeTrue("indexing time series indices changed in 8.2.0", oldClusterHasFeature("gte_v8.2.0"));
         int numDocs;
         if (isRunningAgainstOldCluster()) {
             numDocs = createTimeSeriesModeIndex(1);
@@ -298,6 +299,7 @@ public void testSearchTimeSeriesMode() throws Exception {
     }
 
     public void testNewReplicasTimeSeriesMode() throws Exception {
+        assumeTrue("indexing time series indices changed in 8.2.0", oldClusterHasFeature("gte_v8.2.0"));
         if (isRunningAgainstOldCluster()) {
             createTimeSeriesModeIndex(0);
         } else {