Added new images

applications/lofar2/images/images.txt

@@ -9,3 +9,4 @@ lofar2_unb2b_sdp_station_bf-rc125dfd6d              | 2021-04-21    | R vd Walle
 lofar2_unb2b_sdp_station_bf-r087d98be6              | 2021-06-14    | R vd Walle           | See $UPE_GEAR/peripherals/tc_lofar2_unb2b_beamformer.py
 lofar2_unb2b_sdp_station_xsub_one-r087d98be6        | 2021-06-14    | R vd Walle           | 
 unb2b_minimal-rce6b96eed                            | 2021-08-26    | P. Donker            | unb2b_minimal with new mmap, rbf maid with option --unb2_factory
+lofar2_unb2c_sdp_station_full-rbd06c78bb            | 2021-11-11    | R vd Walle           | Lofar2 SDP station full design for UniBoard2c.

boards/uniboard2c/images/images.txt

+Image name                                          | Date          | Author               | Usage
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+unb2c_test_heater-r8a0bf9f5a                        | 2021-10-12    | R vd Walle           | See, $UPE_GEAR/peripherals/util_heater.py.