Remove unused dependencies (#197058)

## Summary

Removes the following unused dependencies:

- `@cfworker/json-schema`
- `flat`
- `font-awesome`
- `html2canvas`
- `@formatjs/cli`
- `@formatjs/cli-lib`
- `@types/babel__core`
- `@types/babel__generator`
- `@types/babel__helper-plugin-utils`
- `@types/event-stream`
- `@types/flat`
- `@types/md5`
- `@types/pegjs`
- `@types/tapable`
- `@types/zen-observable`
- `debug`
- `html`


Also removes `pbf` from `devDependencies`, as it already exists in the
production `dependencies` list.

package.json

@@ -105,7 +105,6 @@
     "@aws-crypto/sha256-js": "^5.2.0",
     "@aws-crypto/util": "^5.2.0",
     "@babel/runtime": "^7.24.7",
-    "@cfworker/json-schema": "^1.12.7",
     "@dagrejs/dagre": "^1.1.4",
     "@dnd-kit/core": "^6.1.0",
     "@dnd-kit/sortable": "^8.0.0",
@@ -1121,9 +1120,7 @@
     "fastest-levenshtein": "^1.0.12",
     "fflate": "^0.6.9",
     "file-saver": "^1.3.8",
-    "flat": "5",
     "fnv-plus": "^1.3.1",
-    "font-awesome": "4.7.0",
     "formik": "^2.4.6",
     "fp-ts": "^2.3.1",
     "get-port": "^5.0.0",
@@ -1136,7 +1133,6 @@
     "he": "^1.2.0",
     "history": "^4.9.0",
     "hjson": "3.2.1",
-    "html2canvas": "^1.4.1",
     "http-proxy-agent": "^5.0.0",
     "https-proxy-agent": "^5.0.1",
     "i18n-iso-countries": "^4.3.1",
@@ -1334,8 +1330,6 @@
     "@elastic/synthetics": "^1.12.1",
     "@emotion/babel-preset-css-prop": "^11.11.0",
     "@emotion/jest": "^11.11.0",
-    "@formatjs/cli": "^6.2.8",
-    "@formatjs/cli-lib": "^6.3.8",
     "@frsource/cypress-plugin-visual-regression-diff": "^3.3.10",
     "@istanbuljs/nyc-config-typescript": "^1.0.2",
     "@istanbuljs/schema": "^0.1.2",
@@ -1531,9 +1525,6 @@
     "@types/archiver": "^5.3.1",
     "@types/async": "^3.2.3",
     "@types/aws4": "^1.5.0",
-    "@types/babel__core": "^7.20.5",
-    "@types/babel__generator": "^7.6.4",
-    "@types/babel__helper-plugin-utils": "^7.10.0",
     "@types/base64-js": "^1.2.5",
     "@types/byte-size": "^8.1.0",
     "@types/chance": "^1.0.0",
@@ -1559,13 +1550,11 @@
     "@types/ejs": "^3.0.6",
     "@types/enzyme": "^3.10.12",
     "@types/eslint": "^8.44.2",
-    "@types/event-stream": "^4.0.5",
     "@types/express": "^4.17.21",
     "@types/extract-zip": "^1.6.2",
     "@types/faker": "^5.1.5",
     "@types/fetch-mock": "^7.3.1",
     "@types/file-saver": "^2.0.0",
-    "@types/flat": "^5.0.5",
     "@types/flot": "^0.0.31",
     "@types/fnv-plus": "^1.3.0",
     "@types/geojson": "^7946.0.10",
@@ -1594,7 +1583,6 @@
     "@types/lz-string": "^1.3.34",
     "@types/mapbox__vector-tile": "1.3.0",
     "@types/markdown-it": "^12.2.3",
-    "@types/md5": "^2.2.0",
     "@types/micromatch": "^4.0.2",
     "@types/mime": "^2.0.1",
     "@types/mime-types": "^2.1.0",
@@ -1617,7 +1605,6 @@
     "@types/papaparse": "^5.0.3",
     "@types/pbf": "3.0.2",
     "@types/pdfmake": "^0.2.2",
-    "@types/pegjs": "^0.10.1",
     "@types/picomatch": "^2.3.0",
     "@types/pidusage": "^2.0.2",
     "@types/pixelmatch": "^5.2.4",
@@ -1649,7 +1636,6 @@
     "@types/stats-lite": "^2.2.0",
     "@types/styled-components": "^5.1.0",
     "@types/supertest": "^6.0.2",
-    "@types/tapable": "^1.0.6",
     "@types/textarea-caret": "^3.0.1",
     "@types/tinycolor2": "^1.4.1",
     "@types/tough-cookie": "^4.0.5",
@@ -1667,7 +1653,6 @@
     "@types/yargs": "^15.0.0",
     "@types/yauzl": "^2.9.1",
     "@types/yazl": "^2.4.2",
-    "@types/zen-observable": "^0.8.0",
     "@typescript-eslint/eslint-plugin": "^5.62.0",
     "@typescript-eslint/parser": "^5.62.0",
     "@typescript-eslint/typescript-estree": "^5.62.0",
@@ -1708,7 +1693,6 @@
     "cypress-real-events": "^1.11.0",
     "cypress-recurse": "^1.35.2",
     "date-fns": "^2.29.3",
-    "debug": "^2.6.9",
     "dependency-check": "^4.1.0",
     "ejs": "^3.1.10",
     "enzyme": "^3.11.0",
@@ -1745,7 +1729,6 @@
     "gulp-postcss": "^9.0.1",
     "gulp-terser": "^2.1.0",
     "has-ansi": "^3.0.0",
-    "html": "1.0.0",
     "html-loader": "^1.3.2",
     "http-proxy": "^1.18.1",
     "http2-proxy": "^5.0.53",
@@ -1792,7 +1775,6 @@
     "oboe": "^2.1.4",
     "openapi-types": "^10.0.0",
     "p-reflect": "2.1.0",
-    "pbf": "3.2.1",
     "peggy": "^1.2.0",
     "picomatch": "^2.3.1",
     "pidusage": "^3.0.2",