Doc: Remove "Coding", "Finding", and "Configuring the Editor"

- In the QDS Manual, edit the "Code" view docs
- In the QDS Manual, add topics related to coding to the "Code"
  view docs by using \ingroup and \generatelist commands

Task-number: QTCREATORBUG-29361
Change-Id: I0966986a3b01b3551e8b68265e22fe86d1d5933d
Reviewed-by: Mats Honkamaa <mats.honkamaa@qt.io>

doc/qtdesignstudio/src/developers/studio-designer-developer-workflow.qdoc

@@ -4,7 +4,7 @@
 /*!
     \page studio-designer-developer-workflow.html
     \previouspage studio-implementing-applications.html
-    \nextpage creator-coding.html
+    \nextpage studio-debugging.html
 
     \title Designer-Developer Workflow
 

doc/qtdesignstudio/src/developers/studio-jump-to-the-code.qdoc

@@ -2,9 +2,8 @@
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 /*!
-    \previouspage creator-how-to-rename-symbols.html
     \page creator-jump-to-the-code.html
-    \nextpage creator-editor-quick-fixes.html
+    \previouspage qtquick-text-editor.html
 
     \title Jump to the Code