Use the new cache service: upgrade @actions/cache to ^4.0.0 (#1007)

* Upgrade-actions/cache

* Review licenses & update types

* Fixed poetry install command in e2e-cache.yml

* Updated package-lock.json

.licenses/npm/fs.realpath.dep.yml

@@ -0,0 +1,55 @@
+---
+name: fs.realpath
+version: 1.0.0
+type: npm
+summary: Use node's fs.realpath, but fall back to the JS implementation if the native
+  one fails
+homepage:
+license: isc
+licenses:
+- sources: LICENSE
+  text: |
+    The ISC License
+
+    Copyright (c) Isaac Z. Schlueter and Contributors
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose with or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+    MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
+    IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+    ----
+
+    This library bundles a version of the `fs.realpath` and `fs.realpathSync`
+    methods from Node.js v0.10 under the terms of the Node.js MIT license.
+
+    Node's license follows, also included at the header of `old.js` which contains
+    the licensed code:
+
+      Copyright Joyent, Inc. and other Node contributors.
+
+      Permission is hereby granted, free of charge, to any person obtaining a
+      copy of this software and associated documentation files (the "Software"),
+      to deal in the Software without restriction, including without limitation
+      the rights to use, copy, modify, merge, publish, distribute, sublicense,
+      and/or sell copies of the Software, and to permit persons to whom the
+      Software is furnished to do so, subject to the following conditions:
+
+      The above copyright notice and this permission notice shall be included in
+      all copies or substantial portions of the Software.
+
+      THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+      IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+      FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+      AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+      LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+      FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+      DEALINGS IN THE SOFTWARE.
+notices: []