Remove dotenv-linter project entry from data.json for inactivity

Removed dotenv-linter entry from data.json.

data.json

@@ -1594,15 +1594,6 @@
             ],
             "description": "A fast, safe and correct low-level HTTP library for Rust."
         },
-        {
-            "name": "dotenv-linter",
-            "link": "https://github.com/dotenv-linter/dotenv-linter",
-            "label": "good first issue",
-            "technologies": [
-                "Rust"
-            ],
-            "description": "Lightning-fast linter for .env files. Written in Rust"
-        },
         {
             "name": "Veloren",
             "link": "https://gitlab.com/veloren/veloren",