Add gruvbox palette

Author: Lixquid

src/components/sources/PaletteSourcePalettes.json

@@ -119,6 +119,88 @@
             "859900"
         ]
     ],
+    "Gruvbox": [
+        [
+            "282828",
+            "cc241d",
+            "98971a",
+            "d79921",
+            "458588",
+            "b16286",
+            "689d6a",
+            "a89984"
+        ],
+        [
+            "928374",
+            "fb4934",
+            "b8bb26",
+            "fabd2f",
+            "83a598",
+            "d3869b",
+            "8ec07c",
+            "ebdbb2"
+        ],
+        [
+            "1d2021",
+            "282828",
+            "3c3836",
+            "504945",
+            "665c54",
+            "7c6f64",
+            "928374",
+            "d65d0e"
+        ],
+        [
+            "000000",
+            "32302f",
+            "a89984",
+            "bdae93",
+            "d5c4a1",
+            "ebdbb2",
+            "fbf1c7",
+            "fe8019"
+        ],
+        [
+            "fbf1c7",
+            "cc241d",
+            "98971a",
+            "d79921",
+            "458588",
+            "b16286",
+            "689d6a",
+            "7c6f64"
+        ],
+        [
+            "928374",
+            "9d0006",
+            "79740e",
+            "b57614",
+            "076678",
+            "8f3f71",
+            "427b58",
+            "3c3836"
+        ],
+        [
+            "f9f5d7",
+            "fbf1c7",
+            "ebdbb2",
+            "d5c4a1",
+            "bdae93",
+            "a89984",
+            "928374",
+            "d65d0e"
+        ],
+        [
+            "000000",
+            "f2e5bc",
+            "7c6f64",
+            "665c54",
+            "504945",
+            "3c3836",
+            "282828",
+            "af3a03"
+        ]
+    ],
     "Colorbrewer": [
         [
             "ffffe5",