Issue #3210694 by longwave, quietone, Spokje: Ignore i18n-prefixed words in spellcheck

(cherry picked from commit 2dd115fe)

core/.cspell.json

@@ -31,7 +31,8 @@
     "ignoreRegExpList": [
       "^msgstr .*",
       "!!binary .*",
-      "%[0-9][0-9A-F]"
+      "%[0-9][0-9A-F]",
+      "\\Wi18n"
     ],
     "dictionaries": ["drupal","companies", "fonts", "html", "php", "softwareTerms"],
     "dictionaryDefinitions": [

core/misc/cspell/dictionary.txt

@@ -1022,9 +1022,6 @@ narf
 navs
 nbaz
 nbchoices
-nblocks
-ncck
-ncontent
 ndash
 ndelay
 ndocs
@@ -1044,7 +1041,6 @@ nids
 nightlies
 nightwatch
 nightwatchjs
-nmenu
 nmsgid
 nmsgstr
 nntp
@@ -1089,12 +1085,7 @@ notnull
 notsimpletest
 nourriture
 nplurals
-npoll
-nprofile
 nresponse
-nstrings
-nsync
-ntaxonomy
 ntfs
 nturn
 nyan