Remove the committed gdb debug configuration

To work correctly, the gdb debug configuration needs to have the
miDebuggerPath property set to the gdb executable with Ada support. That
can't be committed so it's better not to use a tracked configuration and
instead use the one automatically provided by the Ada extension

Author: eliericha

.vscode/launch.json

@@ -45,26 +45,6 @@
          "cwd": "${workspaceFolder}/integration/vscode/ada/",
          "runtimeExecutable": "npm",
          "runtimeArgs": ["run-script", "test"]
-      },
-      {
-         "name": "(gdb) Attach",
-         "type": "cppdbg",
-         "request": "attach",
-         "program": "${workspaceFolder}/integration/vscode/ada/x64/linux/ada_language_server",
-         "processId": "${command:pickProcess}",
-         "MIMode": "gdb",
-         "setupCommands": [
-            {
-               "description": "Enable pretty-printing for gdb",
-               "text": "-enable-pretty-printing",
-               "ignoreFailures": true
-            },
-            {
-               "description": "Set Disassembly Flavor to Intel",
-               "text": "-gdb-set disassembly-flavor intel",
-               "ignoreFailures": true
-            }
-         ]
       }
    ],
    "inputs": [