Fix codespell issues

Author: maheshrajus

.codespellrc

@@ -0,0 +1,7 @@
+[codespell]
+# Skip auto-generated and binary files that should not be spell-checked
+skip = yarn.lock,*.tar.gz,*.tgz,*.jar,*.zip,*.png,*.jpg,*.gif,*.ico,*.svg,*.woff,*.woff2,*.ttf,*.eot
+# Ignore legitimate technical terms flagged as false positives
+# assignin: real npm package name (lodash.assignin)
+ignore-words-list = assignin
+