[ADF-4745] memory leak fixes (#4931)

* fix app-layout component

* fix card-view component

* fix cloud-layout service

* code fixes

* code fixes

* even more fixes

* even more fixes

* lint fixes

* test fixes

* fix code

* remove useless pipes

* fix code owners

* enable spellcheck for cloud components

* update test

* update test

.github/CODEOWNERS

@@ -0,0 +1,38 @@
+# This is a comment.
+# Each line is a file pattern followed by one or more owners.
+
+ # These owners will be the default owners for everything in
+# the repo. Unless a later match takes precedence,
+# these users will be requested for
+# review when someone opens a pull request.
+*   @eromano @popovicsandras @DenysVuika
+
+ # Order is important; the last matching pattern takes the most
+# precedence. When someone opens a pull request that only
+# modifies JS files, only @js-owner and not the global
+# owner(s) will be requested for a review.
+e2e/*   @eromano @cristinaj @gmandakini @marouanbentaleb
+
+ # You can also use email addresses if you prefer. They'll be
+# used to look up users just like we do for commit author
+# emails.
+#*.go docs@example.com
+docs/* @m-hulbert  @eromano
+
+ # In this example, @doctocat owns any files in the build/logs
+# directory at the root of the repository and any of its
+# subdirectories.
+#/build/logs/ @doctocat
+
+ # The `docs/*` pattern will match files like
+# `docs/getting-started.md` but not further nested files like
+# `docs/build-app/troubleshooting.md`.
+#docs/*  docs@example.com
+
+ # In this example, @octocat owns any file in an apps directory
+# anywhere in your repository.
+#apps/ @octocat
+
+ # In this example, @doctocat owns any file in the `/docs`
+# directory in the root of your repository.
+#/docs/ @doctocat