Added '- cta/CTA#777 Minimize mounts for dual copy tape pool recalls -...

Added '- cta/CTA#777 Minimize mounts for dual copy tape pool recalls - Temporary fix' to ReleaseNotes.md

ReleaseNotes.md

@@ -17,6 +17,7 @@
 - cta/CTA#987 Do not import metadata for zero-length files into CTA Catalogue
 - cta/CTA#984 Removes diskFileGid == 0 check
 - cta/CTA#669 cta-taped now display the correct error message when the drive device does not exist
+- cta/CTA#777 Minimize mounts for dual copy tape pool recalls - Temporary fix
 - cta/CTA#927 Bad message for archive route pointing non-existing pool
 - cta/CTA#930 Batched the queueing and the deleting of the repack subrequests
 - cta/CTA#969 `xrdfs query prepare` malformed JSON output