Add ESP8266 SVD file#6

Merged

deadprogram merged 2 commits intotinygo-org:masterfrom

cmsis-svd:master

Sep 9, 2020

Commits on Aug 30, 2020

Add SVD for the ESP8266
aykevl
committed

Commits on Sep 9, 2020

Merge pull request #112 from tinygo-org/esp8266
posborne
authored