Moved typescript dependencies to hello package

This allows TS specifics to stay local in just one package

package-lock.json

@@ -20,15 +20,11 @@
         "express": "^4"
       },
       "devDependencies": {
-        "@types/jest": "^26.0.23",
-        "@types/node": "^15.12.0",
         "cds-swagger-ui-express": "^0.2.0",
         "chai": "^4.2.0",
         "chai-as-promised": "^7.1.1",
         "chai-subset": "^1.6.0",
-        "sqlite3": "^5.0.0",
-        "ts-jest": "^27.0.2",
-        "typescript": "^4.3.5"
+        "sqlite3": "^5.0.0"
       }
     },
     "bookshop": {
@@ -63,7 +59,13 @@
     },
     "hello": {
       "name": "@capire/hello-world",
-      "version": "1.0.0"
+      "version": "1.0.0",
+      "devDependencies": {
+        "@types/jest": "^26.0.23",
+        "@types/node": "^15.12.0",
+        "ts-jest": "^27.0.2",
+        "typescript": "^4.3.5"
+      }
     },
     "media": {
       "name": "@capire/media",
@@ -18922,7 +18924,13 @@
       }
     },
     "@capire/hello": {
-      "version": "file:hello"
+      "version": "file:hello",
+      "requires": {
+        "@types/jest": "^26.0.23",
+        "@types/node": "^15.12.0",
+        "ts-jest": "^27.0.2",
+        "typescript": "^4.3.5"
+      }
     },
     "@capire/media": {
       "version": "file:media",