Add postcss-easy-z (#311)

Co-authored-by: Dave Lunny <4298089+himynameisdave@users.noreply.github.com>

Author: nekitk

docs/authors.md

@@ -414,6 +414,7 @@ Below is a list of all the wonderful people who make PostCSS plugins.
 |[MohammadYounes](https://github.com/MohammadYounes)   |    [`rtlcss`](https://github.com/MohammadYounes/rtlcss)   |   1348|
 |[mystrdat](https://github.com/mystrdat)   |    [`postcss-inrule`](https://github.com/salsita/postcss-inrule)   |   8|
 |[naaspati](https://github.com/naaspati)   |    [`jsmath`](https://github.com/naaspati/postcss-jsmath)   |   4|
+|[nekitk](https://github.com/nekitk)   |    [`postcss-easy-z`](https://github.com/CSSSR/postcss-easy-z)   |   0|
 |[nicksheffield](https://github.com/nicksheffield)   |    [`postcss-color-hexa`](https://github.com/nicksheffield/postcss-color-hexa)   |   7|
 |[notacouch](https://github.com/notacouch)   |    [`postcss-mqwidth-to-class`](https://github.com/notacouch/postcss-mqwidth-to-class)   |   6|
 |[nucliweb](https://github.com/nucliweb)   |    [`postcss-magic-animations`](https://github.com/nucliweb/postcss-magic-animations)   |   42|

plugins.json

@@ -5119,7 +5119,6 @@
     ],
     "stars": 0
   },
-  {
     "name": "postcss-multiple-tailwind",
     "description": "to process multiple tailwindcss configs easily.",
     "author": "robbevp",
@@ -5128,5 +5127,16 @@
       "other"
     ],
     "stars": 0
+  },
+  {
+    "name": "postcss-easy-z",
+    "description": "to organize z-indices",
+    "author": "nekitk",
+    "url": "https://github.com/CSSSR/postcss-easy-z",
+    "tags": [
+      "extensions",
+      "shortcuts"
+    ],
+    "stars": 0
   }
 ]