Merge pull request #417 from per1234/ignore-word

Don't use codespell's "rare" dictionary for CI spell check

Author: silvanocerza

.codespellrc

@@ -2,6 +2,7 @@
 [codespell]
 # In the event of a false positive, add the problematic word, in all lowercase, to a comma-separated list here:
 ignore-words-list = hart,pullrequest
+builtin = clear
 check-filenames =
 check-hidden =
 skip = ./.git,./firmwares/arduinoISP,./firmwares/wifishield,./bootloaders