Add example configurations for SHTC3 and Waveshare UPS Hat sensors

config.yaml.example

@@ -243,6 +243,25 @@ sensors:
     #     bus_number: 1         # I2C bus number (1 for Raspberry Pi default)
     #     read_timeout_seconds: 1.0  # Max seconds to wait for valid data (polls every 50 ms)
 
+    # Example SHTC3 Ambient 
+    # - type: shtc3
+    #   name: ambient
+    #   enabled: true
+    #   auto_install_packages: false
+    #   settings:
+    #     i2c_address: 0x70
+    #     bus_number: 1
+
+    # Example Waveshare UPS Hat 
+    # - type: waveshare_ups_d
+    #   name: battery
+    #   enabled: true
+    #   auto_install_packages: false
+    #   settings:
+    #     i2c_address: 0x43
+    #     bus_number: 1
+
+
 # Mesh Network Configuration
 mesh:
   # Unscoped flood policy - controls whether the repeater allows or denies unscoped flooding