0xc7/61key touch-up (#14712)

* correct Configurator layout data

* rename LAYOUT to LAYOUT_60_ansi

* correct info.json maintainer field

Use the maintainer's GitHub username.

* correct the compiling/flashing instructions

Keyboard value is relative to `qmk_firmware/keyboards/`.

keyboards/0xc7/61key/info.json

@@ -1,9 +1,12 @@
 {
     "keyboard_name": "61Key",
     "url": "",
-    "maintainer": "0xC7",
+    "maintainer": "RealEmanGaming",
+    "layout_aliases": {
+        "LAYOUT": "LAYOUT_60_ansi"
+    },
     "layouts": {
-        "LAYOUT": {
+        "LAYOUT_60_ansi": {
             "layout": [
                 {"x": 0, "y": 0},
                 {"x": 1, "y": 0},
@@ -18,7 +21,7 @@
                 {"x": 10, "y": 0},
                 {"x": 11, "y": 0},
                 {"x": 12, "y": 0},
-                {"x": 13, "y": 0},
+                {"x": 13, "y": 0, "w": 2},
 
                 {"x": 0, "y": 1, "w": 1.5},
                 {"x": 1.5, "y": 1},
@@ -47,10 +50,9 @@
                 {"x": 9.75, "y": 2},
                 {"x": 10.75, "y": 2},
                 {"x": 11.75, "y": 2},
-                {"x": 12.75, "y": 2, "w": 1.25},
+                {"x": 12.75, "y": 2, "w": 2.25},
 
-                {"x": 0, "y": 3, "w": 1.25},
-                {"x": 1.25, "y": 3},
+                {"x": 0, "y": 3, "w": 2.25},
                 {"x": 2.25, "y": 3},
                 {"x": 3.25, "y": 3},
                 {"x": 4.25, "y": 3},
@@ -60,7 +62,8 @@
                 {"x": 8.25, "y": 3},
                 {"x": 9.25, "y": 3},
                 {"x": 10.25, "y": 3},
-                {"x": 11.25, "y": 3, "w": 1.75},
+                {"x": 11.25, "y": 3},
+                {"x": 12.25, "y": 3, "w": 2.75},
 
                 {"x": 0, "y": 4, "w": 1.25},
                 {"x": 1.25, "y": 4, "w": 1.25},