Bump versions after 8.5.3 release

.ci/bwcVersions

@@ -79,5 +79,6 @@ BWC_VERSION:
   - "8.5.1"
   - "8.5.2"
   - "8.5.3"
+  - "8.5.4"
   - "8.6.0"
   - "8.7.0"

.ci/snapshotBwcVersions

@@ -1,5 +1,5 @@
 BWC_VERSION:
   - "7.17.8"
-  - "8.5.3"
+  - "8.5.4"
   - "8.6.0"
   - "8.7.0"

server/src/main/java/org/elasticsearch/Version.java

@@ -127,6 +127,7 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_8_5_1 = new Version(8_05_01_99, org.apache.lucene.util.Version.LUCENE_9_4_1);
     public static final Version V_8_5_2 = new Version(8_05_02_99, org.apache.lucene.util.Version.LUCENE_9_4_1);
     public static final Version V_8_5_3 = new Version(8_05_03_99, org.apache.lucene.util.Version.LUCENE_9_4_2);
+    public static final Version V_8_5_4 = new Version(8_05_04_99, org.apache.lucene.util.Version.LUCENE_9_4_2);
     public static final Version V_8_6_0 = new Version(8_06_00_99, org.apache.lucene.util.Version.LUCENE_9_4_2);
     public static final Version V_8_7_0 = new Version(8_07_00_99, org.apache.lucene.util.Version.LUCENE_9_4_2);
     public static final Version CURRENT = V_8_7_0;