WIP macOS 26 Liquid Glass MacVim icon

Related:
- #1054
- #1

Author: ychin

src/MacVim/icons/MacVim.icon/Assets/MacVimLetter.svg

@@ -0,0 +1,62 @@
+{
+  "fill" : {
+    "automatic-gradient" : "srgb:0.23529,0.57255,0.18431,1.00000"
+  },
+  "groups" : [
+    {
+      "blur-material" : 0,
+      "hidden" : false,
+      "layers" : [
+        {
+          "blend-mode" : "normal",
+          "fill" : {
+            "solid" : "gray:1.00000,1.00000"
+          },
+          "glass" : true,
+          "hidden" : false,
+          "image-name" : "MacVimLetter.svg",
+          "name" : "MacVimLetter",
+          "opacity-specializations" : [
+            {
+              "value" : 1
+            },
+            {
+              "appearance" : "tinted",
+              "value" : 0.8
+            }
+          ],
+          "position" : {
+            "scale" : 3.85,
+            "translation-in-points" : [
+              25,
+              28
+            ]
+          }
+        }
+      ],
+      "lighting" : "individual",
+      "position" : {
+        "scale" : 1,
+        "translation-in-points" : [
+          0,
+          0
+        ]
+      },
+      "shadow" : {
+        "kind" : "neutral",
+        "opacity" : 1
+      },
+      "specular" : true,
+      "translucency" : {
+        "enabled" : true,
+        "value" : 0.45
+      }
+    }
+  ],
+  "supported-platforms" : {
+    "circles" : [
+      "watchOS"
+    ],
+    "squares" : "shared"
+  }
+}