Add Julia support

Adds support for the Julia language.

See: https://docs.julialang.org/en/v1/base/punctuation/

syntax.json

@@ -149,6 +149,22 @@
       }
     ]
   },
+  {
+    "language": "Julia",
+    "markers": [
+      {
+        "type": "line",
+        "pattern": "#"
+      },
+      {
+        "type": "block",
+        "pattern": {
+          "start": "#=",
+          "end": "=#"
+        }
+      }
+    ]
+  },
   {
     "language": "TypeScript",
     "markers": [