New translations en.json (Sinhala)

packages/excalidraw/locales/si-LK.json

@@ -46,6 +46,10 @@
     "arrowhead_triangle_outline": "",
     "arrowhead_diamond": "",
     "arrowhead_diamond_outline": "",
+    "arrowtypes": "",
+    "arrowtype_sharp": "",
+    "arrowtype_round": "",
+    "arrowtype_elbowed": "",
     "fontSize": "",
     "fontFamily": "",
     "addWatermark": "",
@@ -295,6 +299,7 @@
   "hints": {
     "canvasPanning": "",
     "linearElement": "",
+    "arrowTool": "",
     "freeDraw": "",
     "text": "",
     "embeddable": "",