Add new fields to monitoring template for Beats state (elastic#32085)

New data is reported from Beats to the monitoring endpoint. This PR adds the template change necessary for it. See elastic/beats#7521 for more details.

Queue data is skipped for now as implementation is not finished yet.

Author: ruflin

x-pack/plugin/core/src/main/resources/monitoring-beats.json

@@ -35,6 +35,49 @@
             },
             "state": {
               "properties": {
+                "beat": {
+                  "properties": {
+                    "name": {
+                      "type": "keyword"
+                    }
+                  }
+                },
+                "host": {
+                  "properties": {
+                    "architecture": {
+                      "type": "keyword"
+                    },
+                    "name": {
+                      "type": "keyword"
+                    },
+                    "os": {
+                      "properties": {
+                        "build": {
+                          "type": "keyword"
+                        },
+                        "family": {
+                          "type": "keyword"
+                        },
+                        "platform": {
+                          "type": "keyword"
+                        },
+                        "version": {
+                          "type": "keyword"
+                        }
+                      }
+                    }
+                  }
+                },
+                "input": {
+                  "properties": {
+                    "count": {
+                      "type": "long"
+                    },
+                    "names": {
+                      "type": "keyword"
+                    }
+                  }
+                },
                 "module": {
                   "properties": {
                     "count": {
@@ -44,6 +87,26 @@
                       "type": "keyword"
                     }
                   }
+                },
+                "output": {
+                  "properties": {
+                    "name": {
+                      "type": "keyword"
+                    }
+                  }
+                },
+                "service": {
+                  "properties": {
+                    "id": {
+                      "type": "keyword"
+                    },
+                    "name": {
+                      "type": "keyword"
+                    },
+                    "version": {
+                      "type": "keyword"
+                    }
+                  }
                 }
               }
             },