Add ROCKROBO_E2 to supported vacuums for xiaomi_miio (#58817)

https://github.com/rytilahti/python-miio/blob/e1adea55f3be237f6e6904210b6f7b52162bf154/miio/vacuum.py#L129

homeassistant/components/xiaomi_miio/const.py

@@ -199,8 +199,10 @@ MODELS_LIGHT = (
 # TODO: use const from pythonmiio once new release with the constant has been published. # pylint: disable=fixme
 ROCKROBO_S4 = "roborock.vacuum.s4"
 ROCKROBO_S5_MAX = "roborock.vacuum.s5e"
+ROCKROBO_E2 = "roborock.vacuum.e2"
 MODELS_VACUUM = [
     ROCKROBO_V1,
+    ROCKROBO_E2,
     ROCKROBO_S4,
     ROCKROBO_S5,
     ROCKROBO_S5_MAX,
@@ -209,6 +211,7 @@ MODELS_VACUUM = [
     ROCKROBO_S7,
 ]
 MODELS_VACUUM_WITH_MOP = [
+    ROCKROBO_E2,
     ROCKROBO_S5,
     ROCKROBO_S5_MAX,
     ROCKROBO_S6,