Update CatalogVersion contract

The engine doesn't require CatalogVersions to be lexicographically
sortable. Additionally, the CatalogStore implementations provided by the
engine (FileCatalogStore and InMemoryCatalogStore), do not guarantee
that the lexicographical order reflects the chronological order of
catalog versions.

core/trino-spi/src/main/java/io/trino/spi/connector/CatalogHandle.java

@@ -171,14 +171,13 @@ public boolean isInternal()
 
     @Experimental(eta = "2023-02-01")
     public static final class CatalogVersion
-            implements Comparable<CatalogVersion>
     {
         private static final int INSTANCE_SIZE = instanceSize(CatalogVersion.class);
 
         private final String version;
 
         /**
-         * Version of a catalog.  The string maybe compared lexicographically using ASCII, and to determine which catalog version is newer.
+         * Version of a catalog.
          */
         @JsonCreator
         public CatalogVersion(String version)
@@ -204,12 +203,6 @@ private static boolean isAllowedCharacter(char c)
                     c == '-';
         }
 
-        @Override
-        public int compareTo(CatalogVersion other)
-        {
-            return version.compareTo(other.version);
-        }
-
         @Override
         public boolean equals(Object other)
         {