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/dot-object.dep.yml

@@ -0,0 +1,32 @@
+---
+name: dot-object
+version: 2.1.5
+type: npm
+summary: dot-object makes it possible to transform and read (JSON) objects using dot
+  notation.
+homepage:
+license: mit
+licenses:
+- sources: MIT-LICENSE
+  text: |
+    Copyright (c) 2013 Rob Halff
+
+    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: []