This commit updates the dependabot configuration file to include a monthly schedule for npm package updates. It also modifies the workflow file to change the name from "Node.js CI" to "Unit test" and removes the 16.x version of Node.js from the matrix.
This commit updates the dependabot configuration file to include a monthly schedule for npm package updates. It also modifies the workflow file to change the name from "Node.js CI" to "Unit test" and removes the 16.x version of Node.js from the matrix.