vscode Workspace (#1930)

* add vscode workspace

* removed const notation

* updated strings

libs/core/_locales/core-jsdoc-strings.json

@@ -328,6 +328,7 @@
   "game.startCountdown": "Shows an animation, then starts a game countdown timer, which causes Game Over when it reaches 0",
   "game.startCountdown|param|ms": "countdown duration in milliseconds, eg: 10000",
   "game.startStopwatch": "Starts a stopwatch timer. `current time` will return the elapsed time.",
+  "hex": "Tagged hex literal converter",
   "images": "Creation, manipulation and display of LED images.",
   "images.createBigImage": "Creates an image with 2 frames.",
   "images.createImage": "Creates an image that fits on the LED screen.",

libs/core/pinscompat.ts

@@ -1,4 +1,4 @@
-const enum PinEvent {
+enum PinEvent {
     //% block="pulse high"
     PulseHigh = DAL.MICROBIT_PIN_EVT_PULSE_HI,  // DEVICE_PIN_EVT_PULSE_HI
     //% block="pulse low"