[infinispan#2265] update correct Jgroups version for operand 14.0 and 15.1

Author: pminz

pkg/infinispan/configuration/server/testdata/admin-14-cfg.xml

@@ -5,7 +5,7 @@
     xmlns="urn:infinispan:config:14.0"
     xmlns:server="urn:infinispan:server:14.0">
 
-<jgroups xsi:schemaLocation="http://www.jgroups.org/schema/jgroups-5.4.xsd">
+<jgroups xsi:schemaLocation="http://www.jgroups.org/schema/jgroups-5.2.xsd">
 
     <stack name="image-tcp" extends="kubernetes">
         <!-- overwrite diagnostics-->

pkg/infinispan/configuration/server/testdata/admin-15-cfg.xml

@@ -5,7 +5,7 @@
     xmlns="urn:infinispan:config:15.1"
     xmlns:server="urn:infinispan:server:15.1">
 
-<jgroups xsi:schemaLocation="http://www.jgroups.org/schema/jgroups-5.5.xsd">
+<jgroups xsi:schemaLocation="http://www.jgroups.org/schema/jgroups-5.3.xsd">
 
     <stack name="image-tcp" extends="kubernetes">
         <!-- overwrite diagnostics-->

pkg/infinispan/configuration/server/testdata/zero-14-cfg.xml

@@ -5,7 +5,7 @@
     xmlns="urn:infinispan:config:14.0"
     xmlns:server="urn:infinispan:server:14.0">
 
-<jgroups xsi:schemaLocation="http://www.jgroups.org/schema/jgroups-5.4.xsd">
+<jgroups xsi:schemaLocation="http://www.jgroups.org/schema/jgroups-5.2.xsd">
 
     <stack name="image-tcp" extends="kubernetes">
         <!-- overwrite diagnostics-->

pkg/infinispan/configuration/server/testdata/zero-15-cfg.xml

@@ -5,7 +5,7 @@
     xmlns="urn:infinispan:config:15.1"
     xmlns:server="urn:infinispan:server:15.1">
 
-<jgroups xsi:schemaLocation="http://www.jgroups.org/schema/jgroups-5.5.xsd">
+<jgroups xsi:schemaLocation="http://www.jgroups.org/schema/jgroups-5.3.xsd">
 
     <stack name="image-tcp" extends="kubernetes">
         <!-- overwrite diagnostics-->