Add node20 handler to task schema (#1075)

Author: DmitriiBobreshev

tasks.schema.json

@@ -394,6 +394,9 @@
       "additionalProperties": false,
       "description": "Execution options for this task (on Pre-Job stage)",
       "properties": {
+        "Node20_1": {
+          "$ref": "#/definitions/executionObject"
+        },
         "Node16": {
           "$ref": "#/definitions/executionObject"
         },
@@ -416,6 +419,9 @@
       "additionalProperties": false,
       "description": "Execution options for this task",
       "properties": {
+        "Node20_1": {
+          "$ref": "#/definitions/executionObject"
+        },
         "Node16": {
           "$ref": "#/definitions/executionObject"
         },
@@ -438,6 +444,9 @@
       "additionalProperties": false,
       "description": "Execution options for this task (on Post-Job stage)",
       "properties": {
+        "Node20_1": {
+          "$ref": "#/definitions/executionObject"
+        },
         "Node16": {
           "$ref": "#/definitions/executionObject"
         },