MAINT-20 part 2: main.py keeps the FCST-04 windowing caveat a test pins

Co-Authored-By: Claude <noreply@anthropic.com>

goodwe_controller/app/main.py

@@ -630,9 +630,9 @@ class Controller:
         # few Brussels days) so unprinted hours can be filled from yesterday
         # and FLAGGED. An instrument's backing file, not a strategy. Carrying
         # widens what the optimiser SEES, never what it may act on (carried
-        # hours are provisional). The windowing DOES move energy: hours already
-        # elapsed leave the spread, so a past cheap night no longer sets the
-        # day's cheapest hour; this caveat must always travel with the
+        # hours are provisional). The windowing DOES move energy: hours
+        # ALREADY ELAPSED leave the spread, so a past cheap night no longer
+        # sets the day's cheapest hour; this caveat must always travel with the
         # guarantee (`resolve_tariff()`, DOCS.md, CHANGELOG). A broken or
         # absent store answers `no_data`; `PriceHistory._load()` drops
         # unreadable records (the constructor and `.words` are unguarded).