esp32_camera: Remove remaining references to i2c_pins-option from examples (#5131)

Author: RubenKelevra

components/esp32_camera.rst

@@ -486,23 +486,20 @@ Configuration examples
 .. code-block:: yaml
 
     # Example configuration entry
-    external_components:
-      - source:
-          type: git
-          url: https://github.com/MichaKersloot/esphome_custom_components
-        components: [ esp32_camera ]
-
+    i2c:
+      - id: camera_i2c
+        sda: GPIO4
+        scl: GPIO5
     esp32_camera:
       external_clock:
         pin: GPIO15
         frequency: 20MHz
-      i2c_pins:
-        sda: GPIO4
-        scl: GPIO5
+      i2c_id: camera_i2c
       data_pins: [GPIO11, GPIO9, GPIO8, GPIO10, GPIO12, GPIO18, GPIO17, GPIO16]
       vsync_pin: GPIO6
       href_pin: GPIO7
       pixel_clock_pin: GPIO13
+      frame_buffer_location: DRAM
 
       # Image settings
       name: My Camera
@@ -535,13 +532,15 @@ Configuration examples
 
 .. code-block:: yaml
 
+    i2c:
+      - id: camera_i2c
+        sda: GPIO48
+        scl: GPIO47
     esp32_camera:
       external_clock:
         pin: GPIO3
         frequency: 20MHz
-      i2c_pins:
-        sda: GPIO48
-        scl: GPIO47
+      i2c_id: camera_i2c
       data_pins: [GPIO41, GPIO45, GPIO46, GPIO42, GPIO40, GPIO38, GPIO15, GPIO18]
       vsync_pin: GPIO1
       href_pin: GPIO2