fix: package.json & package-lock.json to reduce vulnerabilities (#334)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-NODEFETCH-674311
- https://snyk.io/vuln/SNYK-JS-PAPAPARSE-564258

package-lock.json

@@ -5956,9 +5956,9 @@
       }
     },
     "node-fetch": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.2.0.tgz",
-      "integrity": "sha512-OayFWziIxiHY8bCUyLX6sTpDH8Jsbp4FfYd1j1f7vZyfgkcOnAyM4oQR16f8a0s7Gl/viMGRey8eScYk4V4EZA=="
+      "version": "2.6.1",
+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.1.tgz",
+      "integrity": "sha512-V4aYg89jEoVRxRb2fJdAg8FHvI7cEyYdVAh94HH0UIK8oJxUfkjlDQN9RbMx+bEjP7+ggMiFRprSti032Oipxw=="
     },
     "node-forge": {
       "version": "0.10.0",
@@ -7054,9 +7054,9 @@
       "dev": true
     },
     "papaparse": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/papaparse/-/papaparse-4.6.0.tgz",
-      "integrity": "sha512-ylm8pmgyz9rkS3Ng/ru5tHUF3JxWwKYP0aZZWZ8eCGdSxoqgYiDUXLNQei73mUJOjHw8QNu5ZNCsLoDpkMA6sg=="
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/papaparse/-/papaparse-5.2.0.tgz",
+      "integrity": "sha512-ylq1wgUSnagU+MKQtNeVqrPhZuMYBvOSL00DHycFTCxownF95gpLAk1HiHdUW77N8yxRq1qHXLdlIPyBSG9NSA=="
     },
     "parse-asn1": {
       "version": "5.1.4",

package.json

@@ -94,10 +94,10 @@
     "lowdb": "1.0.0",
     "lunr": "2.3.3",
     "ngx-infinite-scroll": "7.0.1",
-    "node-fetch": "2.2.0",
+    "node-fetch": "2.6.1",
     "node-forge": "0.10.0",
     "open": "7.1.0",
-    "papaparse": "4.6.0",
+    "papaparse": "5.2.0",
     "rxjs": "6.6.2",
     "tldjs": "2.3.1",
     "zone.js": "0.9.1",