Added Linux Mint icon (#1422)

* Added Mint icon

* Fixed the Linux Mint title

* Updated file name and title of Linux Mint SVG

* Fixed SVG ending line problem

_data/simple-icons.json

@@ -1715,6 +1715,11 @@
             "hex": "2B579A",
             "source": "https://www.office.com"
         },
+        {
+            "title": "Linux Mint",
+            "hex": "87CF3E",
+            "source": "https://commons.wikimedia.org/wiki/File:Linux_Mint_logo_without_wordmark.svg"
+        },
         {
             "title": "Minutemailer",
             "hex": "3ABFE6",

icons/linuxmint.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>Linux Mint icon</title><path d="M0 1.693v4.193h1.828c1.276 0 1.502.865 1.502 2.058l.01 7.412c0 3.84 3.44 6.951 7.68 6.951h10.464c1.342 0 2.516-.83 2.516-2.108V8.706c0-3.84-3.44-6.95-7.683-6.95h-4.405v-.013L0 1.693zm5.723 2.566h2.102V14.82c0 1.413.984 2.51 2.139 2.51l7.17.03c1.496 0 2.661-1.01 2.661-2.206l-.012-5.607a1.2 1.2 0 0 0-.386-.91 1.224 1.224 0 0 0-.917-.384c-.374 0-.65.12-.918.384a1.2 1.2 0 0 0-.386.91v4.798h-2.223V9.548c0-.364-.124-.648-.389-.91a1.208 1.208 0 0 0-.917-.384c-.366 0-.647.12-.914.384-.265.262-.39.546-.39.91v4.798H10.12V9.548c0-.95.36-1.792 1.042-2.466a3.445 3.445 0 0 1 2.485-1.022c.937 0 1.752.345 2.413.97a3.448 3.448 0 0 1 2.42-.97c.954 0 1.803.348 2.485 1.022a3.385 3.385 0 0 1 1.041 2.466l.009 5.991c-.105 1.004-.539 1.894-1.28 2.637h-.002a4.367 4.367 0 0 1-3.174 1.314H9.574v-.038c-.976-.103-1.846-.519-2.57-1.217-.845-.825-1.281-1.846-1.281-3.01V4.26z"/></svg>