MOBILE-1321 sitesmanager: Fix JS error with deleted users
MOBILE-1321 sitesmanager: Fix JS error with deleted users

mohitsofat/mobiskool,mohitsofat/mobiskool,GonzaloPachecoAlvarez/appteoloyu,aldo94vp/MoodleMobileCusurApp,4emunoz/avcolsub,MUPC-GH/MillikinMobileMoodle2,bmmg888/moodlemobile2,balirwa/logs,mtcsathya/KNMS-Mobile,sulzer/moodlemobile2,dhibernia/moodleobile2,charterresources/moodlemobile2,beppinu/moodleapp,NEEDS-SAL/SOrCEv3,balirwa/logs,romit19/SOrCEv3,mtcsathya/knms,jnguy054/moodlemobile2,mtcsathya/knms,brenda10campos/GACER1,mohitsofat/mobiskool,marceloalmeidasousa/moodleapp,Jeanfrank-Sartori/CampusBR-Mobile-Android,Gedan1/moodlemobile2,NEEDS-SAL/SOrCEv3,romariox/moodlemobile2,rajukvats/mmobile,chester666/moodlemobile,Jeanfrank-Sartori/CampusBR-Mobile-Android,bmmg888/moodlemobile2,kapilgeek/mm3merge,aldo94vp/MoodleMobileCusurApp,Andydadra/moodlemobile2,rajukvats/mmobile,knurmi/MoodleTest,jeremycod/moodlemobile2,balirwa/logs,charterresources/sparkmobile2,balirwa/logs,uwidcit/srlearnmobile,romit19/SOrCEv3,NEEDS-SAL/SOrCEv3,Jeanfrank-Sartori/CampusBR,anludke/osborne-training-obs-app,testvibid/imaritime,arahimahmad/moodlemobile2,digidoug/fsdmoodle,salauddinias/jai-hind-app,MUPC-GH/MobileMoodle3.2.0,ldrut6906/quickertutor,Jeanfrank-Sartori/CampusBR,sulzer/moodlemobile2,romit19/SOrCEv3,ldrut6906/quickertutor,chester666/moodlemobile,salauddinias/jai,NEEDS-SAL/SOrCEv3,sulzer/moodlemobile2,GonzaloPachecoAlvarez/appteoloyu,brenda10campos/GACER1,bmmg888/moodlemobile2,mohessaid/moodle2phongap,arahimahmad/moodlemobile2,SathvikEdla/SathvikApp,SathvikEdla/SathvikApp,dougrosa/eadinatel,salauddinias/jai,anludke/osborne-training-obs-app,dpaloucva/moodlemobile2,Nithis111/AIT,testvibid/imaritime,Gedan1/moodlemobile2,Diaa75/moodlemobile2,charterresources/moodlemobile2,knurmi/MoodleTest,dhibernia/moodleobile2,MUPC-GH/MillikinMobileMoodle2,arahimahmad/moodlemobile2,salauddinias/jai-hind-app,beppinu/moodleapp,balirwa/logs,romit19/SOrCEv3,marceloalmeidasousa/moodleapp,mohessaid/moodle2phongap,digidoug/fsdmoodle,uwidcit/srlearnmobile,Nithis111/AIT,dpaloucva/moodlemobile2,mvvkiev/moodlemobile2,balirwa/logs,jeremycod/moodlemobile2,NEEDS-SAL/SOrCEv3,dougrosa/eadinatel,MUPC-GH/MobileMoodle3.2.0,Andydadra/moodlemobile2,mtcsathya/KNMS-Mobile,kapilgeek/mm3merge,bmmg888/moodlemobile2,romariox/moodlemobile2,jnguy054/moodlemobile2,4emunoz/avcolsub,charterresources/sparkmobile2,Diaa75/moodlemobile2,chester666/moodlemobile,NEEDS-SAL/SOrCEv3,romit19/SOrCEv3,mvvkiev/moodlemobile2,romit19/SOrCEv3