Merge pull request #958 from pedro-hos/1.1.x-JBEAP-30876

JBEAP-30876 - (8.0.8) installation-manager >8.0.4 update fails with symbolic link

Author: pedro-hos

prospero-common/src/main/java/org/wildfly/prospero/actions/ApplyStageBackup.java

@@ -9,6 +9,7 @@
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
+import java.nio.file.FileSystemException;
 import java.nio.file.FileVisitResult;
 import java.nio.file.Files;
 import java.nio.file.Path;
@@ -162,7 +163,7 @@ private static void backupFile(Path serverPath, Path backupPath) throws IOExcept
 
         try {
             Files.createLink(backupPath, serverPath);
-        } catch (UnsupportedOperationException e) {
+        } catch (UnsupportedOperationException | FileSystemException e) {
             Files.copy(serverPath, backupPath);
         }
     }