remove one method

vscode/launch.json

@@ -499,29 +499,5 @@
                 ]
             }
         },
-        {
-            "type": "cortex-debug",
-            "request": "launch",
-            "name": "Async GPIO",
-            "servertype": "jlink",
-            "cwd": "${workspaceRoot}",
-            "device": "Cortex-M0",
-            "svdFile": "./va108xx/svd/va108xx.svd.patched",
-            "preLaunchTask": "async-gpio",
-            "executable": "${workspaceFolder}/target/thumbv6m-none-eabi/debug/async-gpio",
-            "interface": "jtag",
-            "runToEntryPoint": "main",
-            "rttConfig": {
-                "enabled": true,
-                "address": "auto",
-                "decoders": [
-                    {
-                        "port": 0,
-                        "timestamp": true,
-                        "type": "console"
-                    }
-                ]
-            }
-        },
     ]
 }

vscode/tasks.json

@@ -266,16 +266,6 @@
         "embassy-example"
       ]
     },
-    {
-      "label": "async-gpio",
-      "type": "shell",
-      "command": "~/.cargo/bin/cargo", // note: full path to the cargo
-      "args": [
-        "build",
-        "--bin",
-        "async-gpio"
-      ]
-    },
     {
       "label": "bootloader",
       "type": "shell",