Update documentation/asciidoc/accessories/camera/camera_hardware.adoc

Author: katshann-raspberry

documentation/asciidoc/accessories/camera/camera_hardware.adoc

@@ -305,7 +305,7 @@ This is the pinout of the 22-pin Camera Serial Interface (CSI) connector used on
 The connector is compatible with Amphenol F32Q-1A7H1-11022.
 
 Direction is given from the perspective of the Raspberry Pi.
-The I^2^C lines (SCL and SDA) are pulled up to 3.3V on the Raspberry Pi board.
+The I2C lines (SCL and SDA) are pulled up to 3.3 V on the Raspberry Pi board.
 
 The function and direction of the GPIO lines depend on the specific Camera Module in use. Typically, CAM_IO0 is used as an active-high power enable.