new icon: spack (original, plain) (#1813)

* https://spack.io/
* https://github.com/spack/spack

Co-authored-by: Josélio Júnior <76992016+lunatic-fox@users.noreply.github.com>
Co-authored-by: Jørgen Kalsnes Hagen <43886029+Snailedlt@users.noreply.github.com>

Author: 3 people

devicon.json

@@ -8961,6 +8961,28 @@
             }
         ]
     },
+    {
+        "name": "spack",
+        "altnames": [],
+        "tags": [
+            "package-manager",
+            "package",
+            "manager",
+            "python",
+            "open-source"
+        ],
+        "versions": {
+            "svg": [
+                "original",
+                "plain"
+            ],
+            "font": [
+                "plain"
+            ]
+        },
+        "color": "#0F3A80",
+        "aliases": []
+    },
     {
         "name": "splunk",
         "altnames": [],