docs(spp_demo_phl_luzon): DESCRIPTION reflects programmatic (not on-install) loading

Answers the review question on PR #277: the loaders are intentionally not
wired to install; automatic integration with the demo generator is a planned
follow-up.

Author: gonzalesedwin1123

spp_demo_phl_luzon/README.rst

@@ -31,8 +31,12 @@ weights for the OpenSPP demo data generator.
 Contents
 --------
 
-- **Area records**: Regions, provinces, and municipalities of Luzon
-  loaded as ``spp.area`` records on install.
+- **Area records**: Regions, provinces, and municipalities of Luzon,
+  importable as ``spp.area`` records via the bundled loader
+  (``spp.demo.luzon.area.loader``). The data is not loaded automatically
+  on install; invoking the loader (e.g. from demo tooling or an Odoo
+  shell) is a deliberate step. Automatic wiring into the demo generator
+  is planned as a follow-up.
 - **GeoJSON shapes**: Polygon geometries for all Luzon administrative
   units, located at ``data/shapes/phl_luzon.geojson``.
 - **Population weights**: Municipality-level population figures used to

spp_demo_phl_luzon/readme/DESCRIPTION.md

@@ -5,8 +5,11 @@ OpenSPP demo data generator.
 
 ## Contents
 
-- **Area records**: Regions, provinces, and municipalities of Luzon loaded as `spp.area`
-  records on install.
+- **Area records**: Regions, provinces, and municipalities of Luzon, importable as
+  `spp.area` records via the bundled loader (`spp.demo.luzon.area.loader`). The data is
+  not loaded automatically on install; invoking the loader (e.g. from demo tooling or an
+  Odoo shell) is a deliberate step. Automatic wiring into the demo generator is planned
+  as a follow-up.
 - **GeoJSON shapes**: Polygon geometries for all Luzon administrative units, located at
   `data/shapes/phl_luzon.geojson`.
 - **Population weights**: Municipality-level population figures used to generate

spp_demo_phl_luzon/static/description/index.html

@@ -377,8 +377,12 @@ <h1>OpenSPP Demo: Philippines Luzon Geodata</h1>
 <div class="section" id="contents">
 <h2>Contents</h2>
 <ul class="simple">
-<li><strong>Area records</strong>: Regions, provinces, and municipalities of Luzon
-loaded as <tt class="docutils literal">spp.area</tt> records on install.</li>
+<li><strong>Area records</strong>: Regions, provinces, and municipalities of Luzon,
+importable as <tt class="docutils literal">spp.area</tt> records via the bundled loader
+(<tt class="docutils literal">spp.demo.luzon.area.loader</tt>). The data is not loaded automatically
+on install; invoking the loader (e.g. from demo tooling or an Odoo
+shell) is a deliberate step. Automatic wiring into the demo generator
+is planned as a follow-up.</li>
 <li><strong>GeoJSON shapes</strong>: Polygon geometries for all Luzon administrative
 units, located at <tt class="docutils literal">data/shapes/phl_luzon.geojson</tt>.</li>
 <li><strong>Population weights</strong>: Municipality-level population figures used to