[Keyboard] add itstleo9 (#21460)

Co-authored-by: jack <0x6a73@protonmail.com>

keyboards/handwired/itstleo9/info.json

@@ -0,0 +1,36 @@
+{
+    "manufacturer": "Its TLeo",
+    "keyboard_name": "ItsTleo9",
+    "maintainer": "Its TLeo",
+    "diode_direction": "COL2ROW",
+    "features": {
+        "bootmagic": true,
+        "command": false,
+        "console": false,
+        "extrakey": true,
+        "mousekey": true,
+        "nkro": true
+    },
+    "url": "",
+    "usb": {
+        "device_version": "1.0.0",
+        "pid": "0x0001",
+        "vid": "0x4954"
+    },
+    "community_layouts": ["ortho_3x3"],
+    "layouts": {
+        "LAYOUT_ortho_3x3": {
+            "layout": [
+                { "matrix": [0, 0], "x": 0, "y": 0 },
+                { "matrix": [0, 1], "x": 1, "y": 0 },
+                { "matrix": [0, 2], "x": 2, "y": 0 },
+                { "matrix": [1, 0], "x": 0, "y": 1 },
+                { "matrix": [1, 1], "x": 1, "y": 1 },
+                { "matrix": [1, 2], "x": 2, "y": 1 },
+                { "matrix": [2, 0], "x": 0, "y": 2 },
+                { "matrix": [2, 1], "x": 1, "y": 2 },
+                { "matrix": [2, 2], "x": 2, "y": 2 }
+            ]
+        }
+    }
+}