Fix following issues:

1. Debian builds are failing after commiting changes for #9240.
2. Object explorer context menu shows "No objects selected" on preferences change.

pkg/linux/build-functions.sh

@@ -209,7 +209,10 @@ _build_docs() {
     cd "${SERVERROOT}" && mkdir -p "usr/${APP_NAME}/share/docs/en_US/html"
     cd "${SOURCEDIR}/docs/en_US" || exit
     python3 build_code_snippet.py
-    "${SYSTEM_PYTHON_PATH}" -msphinx . "${SERVERROOT}/usr/${APP_NAME}/share/docs/en_US/html"
+
+    SYS_PYTHON_PACKS=$("${SYSTEM_PYTHON_PATH}" -c "import sys; print(':'.join([p for p in sys.path if p]))")
+    # shellcheck disable=SC2153
+    PYTHONPATH=$PYTHONPATH:${SYS_PYTHON_PACKS} python3 -msphinx . "${SERVERROOT}/usr/${APP_NAME}/share/docs/en_US/html"
 }
 
 _copy_code() {

web/pgadmin/browser/static/js/MainMenuFactory.js

@@ -129,7 +129,8 @@ export default class MainMenuFactory {
   }
 
   static enableDisableMenus(item) {
-    let itemData = item ? pgAdmin.Browser.tree.itemData(item) : pgAdmin.Browser.tree?.selected();
+    item = item || pgAdmin.Browser.tree?.selected();
+    let itemData = pgAdmin.Browser.tree?.itemData(item);
 
     const checkForItems = (items)=>{
       items.forEach((mitem) => {

web/pgadmin/static/js/SchemaView/DataGridView/row.jsx

@@ -55,7 +55,7 @@ export function DataGridRow({row, isResizing}) {
   return useMemo(() => (
     !row ? <></> :
       <DataGridRowContext.Provider value={{ rowAccessPath, row }}>
-        <Draggable nodeRef={rowRef}>
+        <Draggable nodeRef={rowRef} disabled>
           <PgReactTableRowContent ref={rowRef}
             className={classList.join[' ']}
             data-test='data-table-row' style={{position: 'initial'}}