use openapi-explorer version with a fix for history

Fir for history: Authress-Engineering/openapi-explorer#293

Discovered by @cbliard
#21484 (review)

Author: toy

frontend/package-lock.json

@@ -163,7 +163,7 @@
     "ngx-cookie-service": "^21.1.0",
     "observable-array": "0.0.4",
     "op-blocknote-extensions": "https://github.com/opf/op-blocknote-extensions/releases/download/v0.0.19/op-blocknote-extensions-0.0.19.tgz",
-    "openapi-explorer": "^2.4.786",
+    "openapi-explorer": "^2.4.788",
     "pako": "^2.0.3",
     "qr-creator": "^1.0.0",
     "react": "^19.2.1",

frontend/package.json

@@ -61,7 +61,7 @@
       expect(page).to have_current_path("#{api_docs_url}#?route=overview") # fragment is added
     end
 
-    it "allows navigating back to docs" do
+    it "allows navigating back to docs and forward from docs" do
       visit_docs_page
       expect(page).to have_text api_docs_text
 
@@ -70,6 +70,9 @@
 
       page.go_back
       expect(page).to have_text api_docs_text
+
+      page.go_forward
+      expect(page).to have_no_text api_docs_text
     end
 
     context "when APIv3 documentation is disabled (from Administration > API > Enable docs page)",