chore: reducing 3rd dependencies (#722)

* chore: reducing 3rd dependencies

* Update package.json

Co-authored-by: Bob den Os <108393871+BobdenOs@users.noreply.github.com>

* Keep using jest by default

---------

Co-authored-by: Bob den Os <108393871+BobdenOs@users.noreply.github.com>

package.json

@@ -1,11 +1,11 @@
 {
     "name": "@capire/samples",
-    "version": "2.0.0",
+    "version": "2.1.0",
     "description": "A monorepo with several samples for CAP.",
     "repository": "https://github.com/sap-samples/cloud-cap-samples.git",
     "author": "daniel.hutzel@sap.com",
     "dependencies": {
-      "@sap/cds": ">=7"
+      "@sap/cds": ">=8"
     },
     "workspaces": [
       "./bookshop",
@@ -29,23 +29,16 @@
       "semver": "^7"
     },
     "scripts": {
-      "cleanup": "rm -rf node_modules && rm -rf */node_modules && rm -rf */*/node_modules",
       "bookshop": "cds watch bookshop",
+      "start": "cds watch fiori",
       "fiori": "cds watch fiori",
       "hello": "cds watch hello",
       "media": "cds watch media",
-      "mocha": "CDS_TEST_SILENT=y npx mocha",
+      "lint": "eslint",
+      "test": "npx jest --silent",
       "jest": "npx jest --silent",
-      "start": "cds watch fiori",
-      "test": "npm run jest -- --silent",
-      "test:hello": "cd hello && npm test",
-      "lint": "eslint ."
-    },
-    "jest": {
-      "testTimeout": 20000,
-      "testMatch": [
-        "**/*.test.js"
-      ]
+      "mocha": "CDS_TEST_SILENT=y npx mocha",
+      "test:hello": "cd hello && npm test"
     },
     "mocha": {
       "recursive": true,