[npm] Removes dataloader (#49281)

Originally added in #24068,
however, it doesn't appear to have ever been used.

Signed-off-by: Tyler Smalley <tyler.smalley@elastic.co>

x-pack/package.json

@@ -241,7 +241,6 @@
     "cytoscape-dagre": "^2.2.2",
     "d3": "3.5.17",
     "d3-scale": "1.0.7",
-    "dataloader": "^1.4.0",
     "dedent": "^0.7.0",
     "del": "^5.1.0",
     "dragselect": "1.13.1",

yarn.lock

@@ -9691,11 +9691,6 @@ data-urls@^1.0.1:
     whatwg-mimetype "^2.1.0"
     whatwg-url "^7.0.0"
 
-dataloader@^1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/dataloader/-/dataloader-1.4.0.tgz#bca11d867f5d3f1b9ed9f737bd15970c65dff5c8"
-  integrity sha512-68s5jYdlvasItOJnCuI2Q9s4q98g0pCyL3HrcKJu8KNugUl8ahgmZYg38ysLTgQjjXX3H8CJLkAvWrclWfcalw==
-
 date-fns@^1.27.2:
   version "1.29.0"
   resolved "https://registry.yarnpkg.com/date-fns/-/date-fns-1.29.0.tgz#12e609cdcb935127311d04d33334e2960a2a54e6"