Fix CameraWebserver.ino CI Warning

[mrengineer7777]

Description of Change

Resolves deprecation warnings in CameraWebServer.ino.
pin_sscb_sda -> pin_sccb_sda. (note the change from ss to sc)
pin_sscb_scl -> pin_sccb_scl.

Issue

Building Sketch Index 16 - CameraWebServer ....
/CameraWebServer.ino:63:10: warning: 'camera_config_t::<unnamed union>::pin_sscb_sda' is deprecated: please use pin_sccb_sda instead ....
   config.pin_sscb_sda = SIOD_GPIO_NUM;
....
/CameraWebServer.ino:64:10: warning: 'camera_config_t::<unnamed union>::pin_sscb_scl' is deprecated: please use pin_sccb_scl instead ....
   config.pin_sscb_scl = SIOC_GPIO_NUM;

Tests scenarios

This is a simple variable rename. The variables are in the same union and are identical.

Related links

"esp32/tools/sdk/esp32s2/include/esp32-camera/driver/include/esp_camera.h"

Helps advance PR #7060

[mrengineer7777]

Confirmed Building Sketch Index 16 - CameraWebServer builds without warning for CI "Arduino 1 for Ubuntu latest".