Add support for Grove tb6612 fng (#4797)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

tests/test3.1.yaml

@@ -303,6 +303,10 @@ sm2135:
   rgb_current: 20mA
   cw_current: 60mA
 
+grove_i2c_motor:
+  id: test_motor
+  address: 0x14
+
 switch:
   - platform: template
     name: mpr121_toggle
@@ -353,6 +357,17 @@ switch:
                 Content-Type: application/json
               body: Some data
               verify_ssl: false
+  - platform: template
+    name: open_vent
+    id: open_vent
+    optimistic: True
+    on_turn_on:
+      then:
+        - grove_i2c_motor.run:
+            channel: 1
+            speed: 255
+            direction: BACKWARD
+            id: test_motor
 
 
 custom_component: