chore: add _typos conf file

To avoid false positive when checking typo errors

_typos.toml

@@ -0,0 +1,11 @@
+[default]
+# Ignore string that look like colors definitions
+extend-ignore-re = ['[a-fA-F0-9]{6}']
+
+[default.extend-words]
+doas = "doas"
+edn = "edn"
+
+[type.images]
+extend-glob = ["*.png"]
+check-file = false