Correct len and iter operators for LazyDict
Correct len and iter operators for LazyDict

catiedev/mbed-os,kjbracey-arm/mbed,HeadsUpDisplayInc/mbed,andcor02/mbed-os,svogl/mbed-os,monkiineko/mbed-os,betzw/mbed-os,monkiineko/mbed-os,CalSol/mbed,karsev/mbed-os,Archcady/mbed-os,Archcady/mbed-os,pradeep-gr/mbed-os5-onsemi,karsev/mbed-os,CalSol/mbed,HeadsUpDisplayInc/mbed,monkiineko/mbed-os,NXPmicro/mbed,betzw/mbed-os,andcor02/mbed-os,NXPmicro/mbed,fahhem/mbed-os,pradeep-gr/mbed-os5-onsemi,svogl/mbed-os,catiedev/mbed-os,svogl/mbed-os,svogl/mbed-os,c1728p9/mbed-os,bcostm/mbed-os,c1728p9/mbed-os,NXPmicro/mbed,mbedmicro/mbed,mazimkhan/mbed-os,mbedmicro/mbed,adamgreen/mbed,YarivCol/mbed-os,infinnovation/mbed-os,mbedmicro/mbed,kjbracey-arm/mbed,NXPmicro/mbed,kjbracey-arm/mbed,CalSol/mbed,monkiineko/mbed-os,mbedmicro/mbed,andcor02/mbed-os,mazimkhan/mbed-os,Archcady/mbed-os,c1728p9/mbed-os,NXPmicro/mbed,mazimkhan/mbed-os,ryankurte/mbed-os,catiedev/mbed-os,nRFMesh/mbed-os,pradeep-gr/mbed-os5-onsemi,bcostm/mbed-os,nRFMesh/mbed-os,fahhem/mbed-os,ryankurte/mbed-os,karsev/mbed-os,kjbracey-arm/mbed,NXPmicro/mbed,c1728p9/mbed-os,andcor02/mbed-os,YarivCol/mbed-os,HeadsUpDisplayInc/mbed,mazimkhan/mbed-os,HeadsUpDisplayInc/mbed,adamgreen/mbed,CalSol/mbed,adamgreen/mbed,c1728p9/mbed-os,bcostm/mbed-os,CalSol/mbed,infinnovation/mbed-os,YarivCol/mbed-os,c1728p9/mbed-os,mazimkhan/mbed-os,svogl/mbed-os,adamgreen/mbed,infinnovation/mbed-os,adamgreen/mbed,andcor02/mbed-os,ryankurte/mbed-os,nRFMesh/mbed-os,adamgreen/mbed,YarivCol/mbed-os,betzw/mbed-os,mbedmicro/mbed,Archcady/mbed-os,karsev/mbed-os,fahhem/mbed-os,ryankurte/mbed-os,HeadsUpDisplayInc/mbed,monkiineko/mbed-os,ryankurte/mbed-os,infinnovation/mbed-os,svogl/mbed-os,bcostm/mbed-os,catiedev/mbed-os,pradeep-gr/mbed-os5-onsemi,infinnovation/mbed-os,CalSol/mbed,fahhem/mbed-os,Archcady/mbed-os,bcostm/mbed-os,nRFMesh/mbed-os,YarivCol/mbed-os,betzw/mbed-os,andcor02/mbed-os,catiedev/mbed-os,HeadsUpDisplayInc/mbed,fahhem/mbed-os,bcostm/mbed-os,ryankurte/mbed-os,karsev/mbed-os,betzw/mbed-os,karsev/mbed-os,nRFMesh/mbed-os,monkiineko/mbed-os,betzw/mbed-os,pradeep-gr/mbed-os5-onsemi,nRFMesh/mbed-os,pradeep-gr/mbed-os5-onsemi,infinnovation/mbed-os,mazimkhan/mbed-os,catiedev/mbed-os,Archcady/mbed-os,fahhem/mbed-os,YarivCol/mbed-os