:punch: bring packages up and add .nvmrc

.nvmrc

@@ -0,0 +1 @@
+v14.15.4

package.json

@@ -1,6 +1,6 @@
 {
   "name": "dw_guten",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "description": "Add custom fields and subscript to the gutenberg editor.",
   "repository": {
     "type": "git",
@@ -14,10 +14,10 @@
   "author": "windhamdavid",
   "license": "ISC",
   "devDependencies": {
-    "@wordpress/scripts": "^5.1.0"
+    "@wordpress/scripts": "^13.0.3"
   },
   "dependencies": {
-    "@wordpress/components": "^8.5.0",
+    "@wordpress/components": "^12.0.7",
     "@wordpress/data": "^4.23.0",
     "@wordpress/edit-post": "^3.22.0",
     "@wordpress/i18n": "^3.15.0",

readme.md

@@ -9,3 +9,5 @@ v. 0.1 - Add Superscript and Subscript to Gutenberg so I can make citations in m
 v. 0.2 - Add 'Meta Excerpt' for postmeta:meta-desc alternative to post excerpt from the function 'dw_ good_excerpt'  
 
 v. 0.3 - Add 'Media' URL postmeta for the OpenGraph/Twitter embedded media container
+
+v. 0.4 - Rm Sub/Sup because they were added to core. Bring all packages up to date.