[Sample Data] Add event.dataset to sample web logs (#48150) (#48243)

* [Sample Data] Add event.dataset to sample web logs

* Update saved_objects.js

src/legacy/server/sample_data/data_sets/logs/field_mappings.js

@@ -26,131 +26,138 @@ export const fieldMappings = {
     fields: {
       keyword: {
         type: 'keyword',
-        ignore_above: 256
-      }
-    }
+        ignore_above: 256,
+      },
+    },
   },
   geo: {
     properties: {
       srcdest: {
-        type: 'keyword'
+        type: 'keyword',
       },
       src: {
-        type: 'keyword'
+        type: 'keyword',
       },
       dest: {
-        type: 'keyword'
+        type: 'keyword',
       },
       coordinates: {
-        type: 'geo_point'
-      }
-    }
+        type: 'geo_point',
+      },
+    },
   },
   utc_time: {
-    type: 'date'
+    type: 'date',
   },
   url: {
     type: 'text',
     fields: {
       keyword: {
         type: 'keyword',
-        ignore_above: 256
-      }
-    }
+        ignore_above: 256,
+      },
+    },
   },
   message: {
     type: 'text',
     fields: {
       keyword: {
         type: 'keyword',
-        ignore_above: 256
-      }
-    }
+        ignore_above: 256,
+      },
+    },
   },
   host: {
     type: 'text',
     fields: {
       keyword: {
         type: 'keyword',
-        ignore_above: 256
-      }
-    }
+        ignore_above: 256,
+      },
+    },
   },
   clientip: {
-    type: 'ip'
+    type: 'ip',
   },
   response: {
     type: 'text',
     fields: {
       keyword: {
         type: 'keyword',
-        ignore_above: 256
-      }
-    }
+        ignore_above: 256,
+      },
+    },
   },
   machine: {
     properties: {
       ram: {
-        type: 'long'
+        type: 'long',
       },
       os: {
         type: 'text',
         fields: {
           keyword: {
             type: 'keyword',
-            ignore_above: 256
-          }
-        }
-      }
-    }
+            ignore_above: 256,
+          },
+        },
+      },
+    },
   },
   agent: {
     type: 'text',
     fields: {
       keyword: {
         type: 'keyword',
-        ignore_above: 256
-      }
-    }
+        ignore_above: 256,
+      },
+    },
   },
   bytes: {
-    type: 'long'
+    type: 'long',
   },
   tags: {
     type: 'text',
     fields: {
       keyword: {
         type: 'keyword',
-        ignore_above: 256
-      }
-    }
+        ignore_above: 256,
+      },
+    },
   },
   referer: {
-    type: 'keyword'
+    type: 'keyword',
   },
   ip: {
-    type: 'ip'
+    type: 'ip',
   },
   timestamp: {
-    type: 'date'
+    type: 'date',
   },
   '@timestamp': {
     type: 'alias',
-    path: 'timestamp'
+    path: 'timestamp',
   },
   phpmemory: {
-    type: 'long'
+    type: 'long',
   },
   memory: {
-    type: 'double'
+    type: 'double',
   },
   extension: {
     type: 'text',
     fields: {
       keyword: {
         type: 'keyword',
-        ignore_above: 256
-      }
-    }
-  }
+        ignore_above: 256,
+      },
+    },
+  },
+  event: {
+    properties: {
+      dataset: {
+        type: 'keyword',
+      },
+    },
+  },
 };