add rechargeTemp to BMI variables

Author: Mostafa Daoud

PyStemmusScope/bmi/variable_reference.py

@@ -114,6 +114,15 @@ class BmiVariable:
         grid=0,
         keys=["gwfluxes", "recharge"],
     ),
+    BmiVariable(
+        name="groundwater_recharge_temperature",
+        dtype="float64",
+        input=False,
+        output=True,
+        units="degC",
+        grid=0,
+        keys=["gwfluxes", "rechargeTemp"],
+    ),    
     # groundwater (coupling) vars
     BmiVariable(
         name="groundwater_coupling_enabled",