Fixes bug in TZ offset provider when no discontinuities
Fixes bug in TZ offset provider when no discontinuities

kaffeebrauer/Lean,jameschch/Lean,StefanoRaggi/Lean,squideyes/Lean,mabeale/Lean,StefanoRaggi/Lean,bdilber/Lean,jameschch/Lean,Mendelone/forex_trading,bizcad/LeanJJN,wowgeeker/Lean,wowgeeker/Lean,Mendelone/forex_trading,dalebrubaker/Lean,kaffeebrauer/Lean,tzaavi/Lean,JKarathiya/Lean,AnObfuscator/Lean,mabeale/Lean,dpavlenkov/Lean,bdilber/Lean,FrancisGauthier/Lean,FrancisGauthier/Lean,Obawoba/Lean,StefanoRaggi/Lean,Phoenix1271/Lean,AnshulYADAV007/Lean,bdilber/Lean,AlexCatarino/Lean,andrewhart098/Lean,devalkeralia/Lean,Jay-Jay-D/LeanSTP,wowgeeker/Lean,devalkeralia/Lean,AlexCatarino/Lean,kaffeebrauer/Lean,Phoenix1271/Lean,AnObfuscator/Lean,Mendelone/forex_trading,dpavlenkov/Lean,AnObfuscator/Lean,Mendelone/forex_trading,JKarathiya/Lean,StefanoRaggi/Lean,desimonk/Lean,FrancisGauthier/Lean,devalkeralia/Lean,bizcad/Lean,young-zhang/Lean,tomhunter-gh/Lean,AnshulYADAV007/Lean,tomhunter-gh/Lean,Phoenix1271/Lean,young-zhang/Lean,jameschch/Lean,tomhunter-gh/Lean,desimonk/Lean,Jay-Jay-D/LeanSTP,tzaavi/Lean,AnObfuscator/Lean,Phoenix1271/Lean,redmeros/Lean,jameschch/Lean,young-zhang/Lean,AnshulYADAV007/Lean,QuantConnect/Lean,andrewhart098/Lean,mabeale/Lean,dalebrubaker/Lean,Jay-Jay-D/LeanSTP,desimonk/Lean,bdilber/Lean,squideyes/Lean,devalkeralia/Lean,andrewhart098/Lean,jameschch/Lean,mabeale/Lean,desimonk/Lean,redmeros/Lean,Obawoba/Lean,redmeros/Lean,FrancisGauthier/Lean,JKarathiya/Lean,AlexCatarino/Lean,dpavlenkov/Lean,bizcad/Lean,bizcad/LeanJJN,AnshulYADAV007/Lean,QuantConnect/Lean,young-zhang/Lean,bizcad/LeanJJN,Jay-Jay-D/LeanSTP,tzaavi/Lean,Obawoba/Lean,dalebrubaker/Lean,Obawoba/Lean,AlexCatarino/Lean,bizcad/Lean,dalebrubaker/Lean,bizcad/Lean,tomhunter-gh/Lean,JKarathiya/Lean,StefanoRaggi/Lean,squideyes/Lean,Jay-Jay-D/LeanSTP,dpavlenkov/Lean,squideyes/Lean,QuantConnect/Lean,wowgeeker/Lean,andrewhart098/Lean,AnshulYADAV007/Lean,QuantConnect/Lean,kaffeebrauer/Lean,tzaavi/Lean,kaffeebrauer/Lean,bizcad/LeanJJN,redmeros/Lean