update bitrise.yml schema (SchemaStore#3052)

## version

bitrise-io/bitrise-json-schemas@8a7672d

## Changes

fix: align pipeline models

* add `title`, `summary`, `description` to pipelines and stages.
* add `abort_on_fail` and `should_always_run` to the `StageModel`
* create separate `WorkflowStageConfigModel` with the `run_if` property

src/schemas/json/bitrise.json

@@ -172,6 +172,15 @@
     },
     "PipelineModel": {
       "properties": {
+        "title": {
+          "type": "string"
+        },
+        "summary": {
+          "type": "string"
+        },
+        "description": {
+          "type": "string"
+        },
         "stages": {
           "items": {
             "patternProperties": {
@@ -189,11 +198,26 @@
     },
     "StageModel": {
       "properties": {
+        "title": {
+          "type": "string"
+        },
+        "summary": {
+          "type": "string"
+        },
+        "description": {
+          "type": "string"
+        },
+        "abort_on_fail": {
+          "type": "boolean"
+        },
+        "should_always_run": {
+          "type": "boolean"
+        },
         "workflows": {
           "items": {
             "patternProperties": {
               ".*": {
-                "$ref": "#/definitions/WorkflowModel"
+                "$ref": "#/definitions/WorkflowStageConfigModel"
               }
             },
             "type": "object"
@@ -366,6 +390,15 @@
       "additionalProperties": false,
       "type": "object"
     },
+    "WorkflowStageConfigModel": {
+      "properties": {
+        "run_if": {
+          "type": "string"
+        }
+      },
+      "additionalProperties": false,
+      "type": "object"
+    },
     "WorkflowModel": {
       "properties": {
         "title": {