Remove redundant nano test dependency

Signed-off-by: Mark S. Lewis <mark_lewis@uk.ibm.com>

Author: bestbeforetoday

package.json

@@ -68,7 +68,6 @@
     "jsdoc": "^3.6.6",
     "jsrsasign": "^10.5.25",
     "mocha": "^9.2.2",
-    "nano": "^10.0.0",
     "npm-run-all": "^4.1.5",
     "nyc": "^15.0.0",
     "rewire": "^6.0.0",