Python: Remove accidental "foo" snippet

Author: RasmusWL

python/.vscode/ql.code-snippets

@@ -222,26 +222,6 @@
         ],
         "description": "Type tracking class (select full class path before inserting)",
     },
-    "foo": {
-        "scope": "ql",
-        "prefix": "foo",
-        "body": [
-            "    /**",
-            "     * Taint propagation for `$1`.",
-            "     */",
-            "     private class InstanceTaintSteps extends InstanceTaintStepsHelper {",
-            "        InstanceTaintSteps() { this = \"$1\" }",
-            "",
-            "        override DataFlow::Node getInstance() { result = instance() }",
-            "",
-            "        override string getAttributeName() { none() }",
-            "",
-            "        override string getMethodName() { none() }",
-            "",
-            "        override string getAsyncMethodName() { none() }",
-            "      }",
-        ],
-    },
     "API graph .getMember chain": {
         "scope": "ql",
         "prefix": "api graph .getMember chain",