fix: remove incompatible ESLint packages for CI

Remove eslint-config-semistandard and eslint-plugin-standard which
are incompatible with ESLint 9 flat config format. These packages
require ESLint 8 but we've migrated to ESLint 9.

Fixes peer dependency conflict in CI build.

Author: marshallswain

package.json

@@ -75,11 +75,9 @@
     "chai": "^4.3.7",
     "dtslint": "^4.2.1",
     "eslint": "^9.34.0",
-    "eslint-config-semistandard": "^17.0.0",
     "eslint-plugin-import": "^2.32.0",
     "eslint-plugin-n": "^17.21.3",
     "eslint-plugin-promise": "^7.2.1",
-    "eslint-plugin-standard": "^4.1.0",
     "mocha": "^10.1.0",
     "nyc": "^17.1.0",
     "pg": "^8.8.0",