added component list

COMPONENTS.md

+# Components
+USB connector - https://www.elfa.se/sv/usb-kontaktdon-micro-usb-uttag-horisontalt-poler-wuerth-elektronik-629105150521/p/30009163?track=true&no-cache=true&marketingPopup=false
+USB ESD protection thing - https://www.elfa.se/sv/esd-skyddsdiod-dubbelriktad-25v-sot-23-st-usblc6-2sc6/p/30034148
+NRST switch - https://www.elfa.se/en/print-key-fsm-1no-57n-99mm-te-connectivity-1825910/p/13566547?queryFromSuggest=true
+jumper connector and plastic pin - https://www.elfa.se/sv/rak-hane-kretskortslist-genomgaende-hal-rader-kontakter-54mm-stiftavstand-rnd-connect-rnd-205-00624/p/30093644?q=&pos=18&origPos=18&origPageSize=50&track=true & https://www.elfa.se/sv/isolerad-kortslutningsbygel-3a-54mm-stiftavstand-rnd-connect-rnd-205-00798/p/30112300
+3x color led - https://www.elfa.se/sv/rgb-smd-lysdiod-1210-468nm-gr-520nm-632nm-rnd-components-rnd-135-00251/p/30158846?q=led+rgb&pos=1&origPos=1&origPageSize=50&track=true
+3x debug led - https://www.elfa.se/sv/rgb-smd-lysdiod-1210-468nm-gr-520nm-632nm-rnd-components-rnd-135-00251/p/30158846?q=led+rgb&pos=1&origPos=1&origPageSize=50&track=true
+Rotary encoder - https://se.rs-online.com/web/p/mechanical-rotary-encoders/1727599
+7x mouse buttons - https://www.elfa.se/sv/mikrobrytare-d2f-100ma-1co-74n-kolv-omron-electronic-components-d2f-01f/p/11082662
+SWD 6pin connector - https://www.elfa.se/sv/rak-hane-kretskortslist-genomgaende-hal-rader-kontakter-54mm-stiftavstand-rnd-connect-rnd-205-00627/p/30093647?q=&pos=16&origPos=16&origPageSize=50&track=true
+test points - https://www.digikey.se/product-detail/sv/keystone-electronics/5015/36-5015CT-ND/278886
+---
+5V-> 3.3V - https://www.elfa.se/sv/ldo-voltage-regulator-3v-360ma-sot-23-diodes-incorporated-ap2125n-3trg1/p/30041163
+5V -> 1.9V - https://www.elfa.se/sv/ldo-spaenningsregulator-24-20v-sot-23-microchip-mic5235ym5-tr/p/30099685
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