Move RngComps.RandomServices module to RngComps.RngCompsConfig - standardising naming

Control/RngComps/python/RngCompsConfig.py

Control/RngComps/test/RandomServices_test.py

...ors/AFP/AFP_Digitization/python/AFP_DigitizationConfig.py

.../ALFA/ALFA_Digitization/python/ALFA_DigitizationConfig.py

...CID/LUCID_Digitization/python/LUCID_DigitizationConfig.py

...ZDC_SimuDigitization/python/ZDC_SimuDigitizationConfig.py

Generators/CosmicGenerator/python/CosmicGeneratorConfig.py

...TrackRecordGenerator/python/TrackRecordGeneratorConfig.py

...ation/HGTD_Digitization/python/HGTD_DigitizationConfig.py

...elConditionsAlgorithms/python/ITkPixelConditionsConfig.py

...PixelConditionsAlgorithms/python/PixelConditionsConfig.py

...ization/BCM_Digitization/python/BCM_DigitizationConfig.py

...ion/FastSiDigitization/python/FastSiDigitizationConfig.py

...FastTRT_Digitization/python/FastTRT_DigitizationConfig.py

...on/PixelDigitization/python/ITkPixelDigitizationConfig.py

...zation/PixelDigitization/python/PLR_DigitizationConfig.py

...ation/PixelDigitization/python/PixelDigitizationConfig.py

...ization/SCT_Digitization/python/SCT_DigitizationConfig.py

...ization/TRT_Digitization/python/TRT_DigitizationConfig.py

...ctor/InDetRawAlgs/InDetOverlay/python/TRTOverlayConfig.py