Renamed dli to be more explicit

sensors/main.py

@@ -289,7 +289,7 @@ def read_ltr(c, sensor, solar_el, humidity=None):
 
     null = {
         'lux': None, 'uv_index': None, 'solar_wm2': None,
-        'uv_dose': None, 'clouds': None, 'light_dli': None,
+        'uv_dose': None, 'clouds': None, 'daily_light_integral': None,
         'daylight': None, 'visibility': None,
     }
 
@@ -345,7 +345,7 @@ def read_ltr(c, sensor, solar_el, humidity=None):
         'solar_wm2':     round(lux / 120, 2),
         'uv_dose':    round(uv_dose_mj, 2),
         'clouds':     cloud_pct,
-        'light_dli':           dli,
+        'daily_light_integral':           dli,
         'daylight':daylight_hours,
         'visibility': visibility_estimate(lux, humidity) if humidity else None,
     }, tags={'clouds_label': cloud_label or ''})