Change "Open In ISE" shortcut (#1117)

* change the open in ISE shortcut to remove conflict with default shortcut

* update ctrl+alt+i to shift+alt+p

* remove keybinding for 'open in ise'

Author: TylerLeonhardt

package-lock.json

@@ -72,11 +72,6 @@
         "command": "PowerShell.RunSelection",
         "key": "f8",
         "when": "editorTextFocus && editorLangId == 'powershell'"
-      },
-      {
-        "command": "PowerShell.OpenInISE",
-        "key": "shift+alt+i",
-        "when": "editorTextFocus && editorLangId == 'powershell'"
       }
     ],
     "commands": [