boards/arduino-mega: Changes in Arduino pin mapping
boards/arduino-mega: Changes in Arduino pin mapping

The MCU pins was not correctly mapped to Arduino pins.
Updated the mapping so that MCU pins respons to the correct Arduino pins.

dkm/RIOT,brettswann/RIOT,smlng/RIOT,tfar/RIOT,hamilton-mote/RIOT-OS,RIOT-OS/RIOT,aeneby/RIOT,TobiasFredersdorf/RIOT,syin2/RIOT,LudwigOrtmann/RIOT,authmillenon/RIOT,TobiasFredersdorf/RIOT,rakendrathapa/RIOT,kaspar030/RIOT,yogo1212/RIOT,LudwigKnuepfer/RIOT,lazytech-org/RIOT,neiljay/RIOT,katezilla/RIOT,RIOT-OS/RIOT,kYc0o/RIOT,ant9000/RIOT,hamilton-mote/RIOT-OS,rfuentess/RIOT,gebart/RIOT,kbumsik/RIOT,FrancescoErmini/RIOT,katezilla/RIOT,miri64/RIOT,jfischer-phytec-iot/RIOT,kerneltask/RIOT,asanka-code/RIOT,jasonatran/RIOT,authmillenon/RIOT,dailab/RIOT,asanka-code/RIOT,dkm/RIOT,basilfx/RIOT,mtausig/RIOT,LudwigKnuepfer/RIOT,jasonatran/RIOT,kaleb-himes/RIOT,neumodisch/RIOT,kaspar030/RIOT,LudwigOrtmann/RIOT,Josar/RIOT,OTAkeys/RIOT,adjih/RIOT,plushvoxel/RIOT,syin2/RIOT,ks156/RIOT,kerneltask/RIOT,biboc/RIOT,thomaseichinger/RIOT,Josar/RIOT,hamilton-mote/RIOT-OS,jfischer-phytec-iot/RIOT,syin2/RIOT,attdona/RIOT,gebart/RIOT,backenklee/RIOT,alignan/RIOT,brettswann/RIOT,brettswann/RIOT,kaleb-himes/RIOT,jfischer-phytec-iot/RIOT,Ell-i/RIOT,lazytech-org/RIOT,alignan/RIOT,mfrey/RIOT,LudwigKnuepfer/RIOT,rajma996/RIOT,authmillenon/RIOT,Josar/RIOT,jbeyerstedt/RIOT-OTA-update,katezilla/RIOT,rousselk/RIOT,smlng/RIOT,brettswann/RIOT,neumodisch/RIOT,rousselk/RIOT,rakendrathapa/RIOT,asanka-code/RIOT,hamilton-mote/RIOT-OS,gebart/RIOT,katezilla/RIOT,kYc0o/RIOT,malosek/RIOT,adrianghc/RIOT,authmillenon/RIOT,miri64/RIOT,jfischer-phytec-iot/RIOT,josephnoir/RIOT,immesys/RiSyn,attdona/RIOT,rfuentess/RIOT,basilfx/RIOT,thomaseichinger/RIOT,josephnoir/RIOT,plushvoxel/RIOT,dailab/RIOT,TobiasFredersdorf/RIOT,beurdouche/RIOT,aeneby/RIOT,basilfx/RIOT,neiljay/RIOT,Ell-i/RIOT,yogo1212/RIOT,malosek/RIOT,rajma996/RIOT,gebart/RIOT,smlng/RIOT,alignan/RIOT,kYc0o/RIOT,rakendrathapa/RIOT,x3ro/RIOT,immesys/RiSyn,roberthartung/RIOT,FrancescoErmini/RIOT,thomaseichinger/RIOT,wentaoshang/RIOT,wentaoshang/RIOT,kb2ma/RIOT,attdona/RIOT,neiljay/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,basilfx/RIOT,yogo1212/RIOT,mtausig/RIOT,BytesGalore/RIOT,OTAkeys/RIOT,LudwigKnuepfer/RIOT,mfrey/RIOT,LudwigOrtmann/RIOT,altairpearl/RIOT,josephnoir/RIOT,zhuoshuguo/RIOT,dailab/RIOT,miri64/RIOT,OlegHahm/RIOT,OlegHahm/RIOT,thomaseichinger/RIOT,altairpearl/RIOT,rfuentess/RIOT,jbeyerstedt/RIOT-OTA-update,immesys/RiSyn,rajma996/RIOT,aeneby/RIOT,jbeyerstedt/RIOT-OTA-update,ks156/RIOT,rousselk/RIOT,kYc0o/RIOT,kbumsik/RIOT,zhuoshuguo/RIOT,backenklee/RIOT,jasonatran/RIOT,kaleb-himes/RIOT,A-Paul/RIOT,mtausig/RIOT,OlegHahm/RIOT,rakendrathapa/RIOT,gebart/RIOT,avmelnikoff/RIOT,ant9000/RIOT,mtausig/RIOT,roberthartung/RIOT,yogo1212/RIOT,rajma996/RIOT,d00616/RIOT,kaleb-himes/RIOT,authmillenon/RIOT,FrancescoErmini/RIOT,jasonatran/RIOT,jfischer-phytec-iot/RIOT,jremmert-phytec-iot/RIOT,jbeyerstedt/RIOT-OTA-update,kYc0o/RIOT,rfuentess/RIOT,roberthartung/RIOT,dkm/RIOT,Ell-i/RIOT,cladmi/RIOT,mfrey/RIOT,TobiasFredersdorf/RIOT,hamilton-mote/RIOT-OS,ant9000/RIOT,avmelnikoff/RIOT,RIOT-OS/RIOT,rakendrathapa/RIOT,cladmi/RIOT,backenklee/RIOT,FrancescoErmini/RIOT,kbumsik/RIOT,mfrey/RIOT,adrianghc/RIOT,A-Paul/RIOT,toonst/RIOT,d00616/RIOT,yogo1212/RIOT,wentaoshang/RIOT,x3ro/RIOT,syin2/RIOT,BytesGalore/RIOT,Hyungsin/RIOT-OS,asanka-code/RIOT,kerneltask/RIOT,rakendrathapa/RIOT,rousselk/RIOT,Josar/RIOT,wentaoshang/RIOT,OTAkeys/RIOT,plushvoxel/RIOT,aeneby/RIOT,d00616/RIOT,dkm/RIOT,LudwigKnuepfer/RIOT,BytesGalore/RIOT,x3ro/RIOT,zhuoshuguo/RIOT,biboc/RIOT,miri64/RIOT,zhuoshuguo/RIOT,plushvoxel/RIOT,gautric/RIOT,attdona/RIOT,josephnoir/RIOT,tfar/RIOT,malosek/RIOT,d00616/RIOT,yogo1212/RIOT,kaspar030/RIOT,neumodisch/RIOT,asanka-code/RIOT,adrianghc/RIOT,wentaoshang/RIOT,altairpearl/RIOT,jremmert-phytec-iot/RIOT,toonst/RIOT,attdona/RIOT,syin2/RIOT,cladmi/RIOT,avmelnikoff/RIOT,x3ro/RIOT,mfrey/RIOT,rajma996/RIOT,adjih/RIOT,roberthartung/RIOT,jbeyerstedt/RIOT-OTA-update,backenklee/RIOT,biboc/RIOT,A-Paul/RIOT,rajma996/RIOT,neiljay/RIOT,avmelnikoff/RIOT,beurdouche/RIOT,altairpearl/RIOT,jremmert-phytec-iot/RIOT,beurdouche/RIOT,x3ro/RIOT,neumodisch/RIOT,adjih/RIOT,adjih/RIOT,basilfx/RIOT,thomaseichinger/RIOT,OTAkeys/RIOT,kb2ma/RIOT,BytesGalore/RIOT,FrancescoErmini/RIOT,toonst/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,rousselk/RIOT,immesys/RiSyn,toonst/RIOT,ks156/RIOT,Hyungsin/RIOT-OS,dkm/RIOT,lazytech-org/RIOT,biboc/RIOT,TobiasFredersdorf/RIOT,toonst/RIOT,kb2ma/RIOT,tfar/RIOT,wentaoshang/RIOT,A-Paul/RIOT,katezilla/RIOT,d00616/RIOT,jremmert-phytec-iot/RIOT,cladmi/RIOT,kaspar030/RIOT,authmillenon/RIOT,RIOT-OS/RIOT,Josar/RIOT,adrianghc/RIOT,dailab/RIOT,zhuoshuguo/RIOT,beurdouche/RIOT,attdona/RIOT,tfar/RIOT,A-Paul/RIOT,smlng/RIOT,josephnoir/RIOT,neiljay/RIOT,neumodisch/RIOT,immesys/RiSyn,LudwigOrtmann/RIOT,gautric/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,malosek/RIOT,rfuentess/RIOT,adrianghc/RIOT,rousselk/RIOT,kb2ma/RIOT,mtausig/RIOT,cladmi/RIOT,kaleb-himes/RIOT,backenklee/RIOT,gautric/RIOT,jasonatran/RIOT,OlegHahm/RIOT,jremmert-phytec-iot/RIOT,lazytech-org/RIOT,beurdouche/RIOT,lazytech-org/RIOT,tfar/RIOT,OlegHahm/RIOT,roberthartung/RIOT,miri64/RIOT,brettswann/RIOT,Hyungsin/RIOT-OS,FrancescoErmini/RIOT,alignan/RIOT,aeneby/RIOT,altairpearl/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,RIOT-OS/RIOT,ks156/RIOT,adjih/RIOT,neumodisch/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,avmelnikoff/RIOT,immesys/RiSyn,Ell-i/RIOT,Hyungsin/RIOT-OS,jremmert-phytec-iot/RIOT,LudwigOrtmann/RIOT,kb2ma/RIOT,ant9000/RIOT,kerneltask/RIOT,brettswann/RIOT,BytesGalore/RIOT,LudwigOrtmann/RIOT,ks156/RIOT,plushvoxel/RIOT,malosek/RIOT,malosek/RIOT,Ell-i/RIOT,gautric/RIOT,gautric/RIOT,zhuoshuguo/RIOT,Hyungsin/RIOT-OS,altairpearl/RIOT,kerneltask/RIOT,kbumsik/RIOT,ant9000/RIOT,asanka-code/RIOT,biboc/RIOT,kaspar030/RIOT,kbumsik/RIOT,OTAkeys/RIOT,dailab/RIOT,smlng/RIOT,d00616/RIOT,alignan/RIOT