Update keybindings.json

keybindings.json

@@ -192,4 +192,44 @@
         "key": "ctrl+t",
         "command": "workbench.action.showAllSymbols"
     },
+    {
+        "key": "ctrl+1",
+        "command": "workbench.action.openEditorAtIndex1"
+    },
+    {
+        "key": "ctrl+2",
+        "command": "workbench.action.openEditorAtIndex2"
+    },
+    {
+        "key": "ctrl+3",
+        "command": "workbench.action.openEditorAtIndex3"
+    },
+    {
+        "key": "ctrl+4",
+        "command": "workbench.action.openEditorAtIndex4"
+    },
+    {
+        "key": "ctrl+5",
+        "command": "workbench.action.openEditorAtIndex5"
+    },
+    {
+        "key": "ctrl+6",
+        "command": "workbench.action.openEditorAtIndex6"
+    },
+    {
+        "key": "ctrl+7",
+        "command": "workbench.action.openEditorAtIndex7"
+    },
+    {
+        "key": "ctrl+8",
+        "command": "workbench.action.openEditorAtIndex8"
+    },
+    {
+        "key": "ctrl+9",
+        "command": "workbench.action.openEditorAtIndex9"
+    },
+    {
+        "key": "ctrl+0",
+        "command": "workbench.action.lastEditorInGroup"
+    },
 ]