Add redirect link from user-guide-kaluga-1-v1.2 to user-guide-esp32-s2-kaluga-1-kit

QR codes have already been issued for user-guide-kaluga-1-v1.2 and the links there are not working now. Add a redirect.

docs/page_redirects.txt

@@ -65,4 +65,4 @@ hw-reference/get-started-pico-kit          hw-reference/esp32/get-started-pico-k
 hw-reference/get-started-pico-kit-v3       hw-reference/esp32/get-started-pico-kit-v3
 hw-reference/get-started-ethernet-kit-v1.0 hw-reference/esp32/get-started-ethernet-kit-v1.0
 hw-reference/get-started-ethernet-kit      hw-reference/esp32/get-started-ethernet-kit
-
+hw-reference/esp32s2/user-guide-kaluga-1-v1.2  hw-reference/esp32s2/user-guide-esp32-s2-kaluga-1-kit