Add 7.13.1 version constant

.ci/bwcVersions

@@ -33,7 +33,7 @@ BWC_VERSION:
   - "7.11.2"
   - "7.12.0"
   - "7.12.1"
-  - "7.12.2"
   - "7.13.0"
+  - "7.13.1"
   - "7.14.0"
   - "8.0.0"

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

@@ -80,8 +80,8 @@ public class Version implements Comparable<Version>, ToXContentFragment {
     public static final Version V_7_11_2 = new Version(7110299, org.apache.lucene.util.Version.LUCENE_8_7_0);
     public static final Version V_7_12_0 = new Version(7120099, org.apache.lucene.util.Version.LUCENE_8_8_0);
     public static final Version V_7_12_1 = new Version(7120199, org.apache.lucene.util.Version.LUCENE_8_8_0);
-    public static final Version V_7_12_2 = new Version(7120299, org.apache.lucene.util.Version.LUCENE_8_8_0);
     public static final Version V_7_13_0 = new Version(7130099, org.apache.lucene.util.Version.LUCENE_8_8_2);
+    public static final Version V_7_13_1 = new Version(7130199, org.apache.lucene.util.Version.LUCENE_8_8_2);
     public static final Version V_7_14_0 = new Version(7140099, org.apache.lucene.util.Version.LUCENE_8_9_0);
     public static final Version V_8_0_0 = new Version(8000099, org.apache.lucene.util.Version.LUCENE_8_9_0);
     public static final Version CURRENT = V_8_0_0;