fix: remove nyc. jest has build in coverage

package.json

@@ -17,7 +17,7 @@
     "build:quick": "lerna run compile && lerna run bundle && lerna run package",
     "release:version": "lerna version --force-publish",
     "release:publish": "lerna publish from-package --yes",
-    "ci": "npm-run-all format:validate ci:subpackages coverage:merge legal:*",
+    "ci": "npm-run-all format:validate ci:subpackages legal:*",
     "compile": "yarn run clean && tsc --build",
     "compile:watch": "yarn run clean && tsc --build --watch",
     "format:fix": "prettier --write \"**/*.@(js|ts|json|md)\" --ignore-path=.gitignore",
@@ -26,7 +26,6 @@
     "ci:subpackages": "lerna run ci",
     "test": "lerna run test",
     "coverage": "lerna run coverage",
-    "coverage:merge": "node ./scripts/merge-coverage",
     "clean": "lerna run clean",
     "update-snapshots": "lerna run update-snapshots",
     "legal:delete": "lerna exec \"shx rm -rf .reuse LICENSES\" || true",
@@ -80,7 +79,6 @@
     "make-dir": "3.1.0",
     "mock-fs": "^5.2.0",
     "npm-run-all": "4.1.5",
-    "nyc": "15.1.0",
     "prettier": "2.8.7",
     "rimraf": "3.0.2",
     "shx": "0.3.3",