docs(spelling): Add codespell config + github action, run and fix a good number of typos (#3645)

platform/core/src/utils/splitComma.ts

@@ -1,4 +1,4 @@
-/** Splits a list of stirngs by commas within the strings */
+/** Splits a list of strings by commas within the strings */
 const splitComma = (strings: string[]): string[] => {
   if (!strings) {
     return null;