SIGNAL/SLOT migration: lts_app_descriptor_editor.cpp and qsql_informix.cpp

- Migrated 12 SIGNAL/SLOT connections in lts_app_descriptor_editor.cpp to function-pointer syntax
  - clicked, editingFinished, pressed, textChanged signals
  - Added required includes: QListView, QLineEdit, QPushButton
- Migrated 2 SIGNAL/SLOT connections in qsql_informix.cpp to function-pointer syntax
  - timeout signal connections
- Added Qt5::Core5Compat dependency for QTextCodec support in Qt6
  - Updated CMakeLists.txt to link Qt6::Core5Compat

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

build-rti-off/Lts/Common/LtsWidgets/resources/lts_resources.qrc.depends

@@ -0,0 +1,39 @@
+<RCC>
+    <qresource prefix="/">
+        <file>rde_icon_256.png</file>
+        <file>rde_logo.png</file>
+        <file>rde_splitter_left.svg</file>
+        <file>rde_komplett.png</file>
+        <file>jquery.orgchart.js</file>
+        <file>jquery-3.1.0.min.js</file>
+        <file>qwebchannel.js</file>
+        <file>scripts.js</file>
+        <file>start.html</file>
+        <file>European-Union-Flag.png</file>
+        <file>Germany-Flag.png</file>
+        <file>Great-Britain-Flag.png</file>
+        <file>beep.wav</file>
+        <file>rde_internal_dds_logo_256x256.ico</file>
+        <file>rde_internal_dds_logo_256x256.png</file>
+        <file>rde_internal_sql_logo_256x256.svg</file>
+        <file>warningrange-leave.wav</file>
+        <file>warningrange-enter.wav</file>
+        <file>effectarea-leave.wav</file>
+        <file>effectarea-enter.wav</file>
+        <file>US-Flag.png</file>
+        <file>leaveNew.wav</file>
+        <file>entryNew.wav</file>
+        <file>ScriptEditor-Changelog-1.png</file>
+        <file>close.svg</file>
+        <file>close_dark.svg</file>
+        <file>error.svg</file>
+        <file>success.svg</file>
+        <file>warning.svg</file>
+        <file>info.svg</file>
+        <file>stylesheet-branch-open.png</file>
+        <file>stylesheet-branch-closed.png</file>
+        <file>ack_dark.svg</file>
+        <file>ack.svg</file>
+        <file>DMF.wav</file>
+    </qresource>
+</RCC>