chore: auto-update VSCode C++ support file

Author: Francois Best

.vscode/c_cpp_properties.json

@@ -4,28 +4,56 @@
             "name": "Mac",
             "includePath": [
                 "/Applications/Arduino.app/Contents/Java/hardware/tools/avr/include",
-                "/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/cores/arduino"
+                "/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/cores/arduino",
+                "${workspaceRoot}"
             ],
-            "browse" : {
-                "limitSymbolsToIncludedHeaders" : true,
-                "databaseFilename" : ""
-            }
+            "browse": {
+                "limitSymbolsToIncludedHeaders": true,
+                "databaseFilename": "",
+                "path": [
+                    "/Applications/Arduino.app/Contents/Java/hardware/tools/avr/include",
+                    "/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/cores/arduino",
+                    "${workspaceRoot}"
+                ]
+            },
+            "intelliSenseMode": "clang-x64",
+            "macFrameworkPath": [
+                "/System/Library/Frameworks",
+                "/Library/Frameworks"
+            ]
         },
         {
             "name": "Linux",
-            "includePath": ["/usr/include"],
-            "browse" : {
-                "limitSymbolsToIncludedHeaders" : true,
-                "databaseFilename" : ""
-            }
+            "includePath": [
+                "/usr/include",
+                "${workspaceRoot}"
+            ],
+            "browse": {
+                "limitSymbolsToIncludedHeaders": true,
+                "databaseFilename": "",
+                "path": [
+                    "/usr/include",
+                    "${workspaceRoot}"
+                ]
+            },
+            "intelliSenseMode": "clang-x64"
         },
         {
             "name": "Win32",
-            "includePath": ["c:/Program Files (x86)/Microsoft Visual Studio 14.0/VC/include"],
-            "browse" : {
-                "limitSymbolsToIncludedHeaders" : true,
-                "databaseFilename" : ""
-            }
+            "includePath": [
+                "c:/Program Files (x86)/Microsoft Visual Studio 14.0/VC/include",
+                "${workspaceRoot}"
+            ],
+            "browse": {
+                "limitSymbolsToIncludedHeaders": true,
+                "databaseFilename": "",
+                "path": [
+                    "c:/Program Files (x86)/Microsoft Visual Studio 14.0/VC/include",
+                    "${workspaceRoot}"
+                ]
+            },
+            "intelliSenseMode": "msvc-x64"
         }
-    ]
-}
+    ],
+    "version": 3
+}