Add justify-normal and justify-stretch classes (#10560)

* Added justify-normal class

* Update corePlugins.js

* Add `justify-normal` utility

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Co-authored-by: Jonathan Reinink <[email protected]>

Author: DavydeVries

src/corePlugins.js

@@ -1218,12 +1218,14 @@ export let corePlugins = {
 
   justifyContent: ({ addUtilities }) => {
     addUtilities({
+      '.justify-normal': { 'justify-content': 'normal' },
       '.justify-start': { 'justify-content': 'flex-start' },
       '.justify-end': { 'justify-content': 'flex-end' },
       '.justify-center': { 'justify-content': 'center' },
       '.justify-between': { 'justify-content': 'space-between' },
       '.justify-around': { 'justify-content': 'space-around' },
       '.justify-evenly': { 'justify-content': 'space-evenly' },
+      '.justify-stretch': { 'justify-content': 'stretch' },
     })
   },