Do not sort the result, because it's not required...

in this context. This fixes a NPE on loading the cache which contains versioned and
unversioned entries of a file looking up a new version eg. 6.2.4

::i=0\13::l=http://localhost/myapp/jnlp.extension/common.jnlp::a=1706711261663::
::i=0\0::l=http://localhost/myapp/jnlp.extension/common.jnlp::v=6.2.3::a=1706710902351::

Author: tzjan

core/src/main/java/net/adoptopenjdk/icedteaweb/resources/cache/CacheImpl.java

@@ -238,14 +238,14 @@ Optional<CacheIndexEntry> getBestMatchingEntryInCache(final URL resourceHref, fi
                 .findFirst();
     }
 
+    /**
+     * Return all valid cache entries with this URL, regardless of whether they have a version or not. They are not sorted.
+     * @param resourceHref
+     * @return
+     */
     List<CacheIndexEntry> getAllEntriesInCache(final URL resourceHref) {
         final List<CacheIndexEntry> all = new ArrayList<>(cacheIndex.getSynchronized(idx -> idx.findAllEntries(resourceHref)));
 
-        if (all.size() > 1) {
-            final Comparator<CacheIndexEntry> versionComparator = comparing(CacheIndexEntry::getVersion);
-            all.sort(versionComparator);
-        }
-
         return all.stream()
                 .filter(entry -> getInfoFile(entry).isCached())
                 .collect(Collectors.toList());