[cleanup] remove AI assistance docs and interaction test setup

Since we are not using them.

Bug: none
Change-Id: I4428cf1a26d422ef6c0e4840122780a037550fc0
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6268787
Auto-Submit: Alex Rudenko <[email protected]>
Commit-Queue: Ergün Erdoğmuş <[email protected]>
Reviewed-by: Ergün Erdoğmuş <[email protected]>
Commit-Queue: Alex Rudenko <[email protected]>

Author: OrKoN

front_end/ui/components/docs/BUILD.gn

@@ -12,7 +12,6 @@ group("docs") {
     ":component_doc_styles",
     "../../../Images",
     "../../../panels/timeline/fixtures/traces",
-    "./ai_assistance",
     "./breadcrumbs_perf",
     "./button",
     "./color_swatch",

front_end/ui/components/docs/ai_assistance/BUILD.gn

@@ -15,7 +15,6 @@ group("interactions") {
 node_ts_library("tests") {
   deps = [
     "helpers",
-    "panels/ai_assistance",
     "panels/explain",
     "panels/performance/timeline",
     "panels/recorder/injected",