fix: actually pass force through from loadVisible to loadRange

loadVisible(force = true) (used by the error-banner retry button) was
still funneling into loadRange with an implicit force = false, so the
isCached short-circuit was never actually bypassed on retry.

app/src/main/java/com/scarriffle/calendarr/ui/calendar/CalendarViewModel.kt

@@ -214,7 +214,7 @@ class CalendarViewModel @Inject constructor(
             return
         }
         viewModelScope.launch {
-            loadRange(start, end, background = false)
+            loadRange(start, end, background = false, force = force)
             markReady()
         }
     }