use 0.21.1 axios (#1119)

Signed-off-by: nkl199@yahoo.co.uk <nkl199@yahoo.co.uk>

Author: nklincoln

packages/caliper-gui-dashboard/package.json

@@ -31,7 +31,7 @@
         "@fortawesome/free-brands-svg-icons": "^5.12.1",
         "@fortawesome/free-solid-svg-icons": "^5.12.1",
         "@fortawesome/react-fontawesome": "^0.1.8",
-        "axios": "^0.19.2",
+        "axios": "0.21.1",
         "bootstrap": "4.4.1",
         "chart.js": "^2.9.3",
         "d3": "^5.15.0",
@@ -142,4 +142,4 @@
         "lines": 1
     },
     "license": "Apache-2.0"
-}
+}