[PC-1448] - Portenta C33/H7 Tech Specs Table Update (#1456)

* Content update (tech specs table I2C information update)

* Content update (tech specs tables from C33 and H7 family boards)

* Content update (linter fix)

* Content update (minor fix)

Author: canchebagur

content/hardware/04.pro/boards/portenta-c33/tech-specs.yml

@@ -36,7 +36,7 @@ Digital-to-analog converter (DAC):
   Resolution: 12 bits 
 Secure element: NXP® SE050C2
 Communication:
-  I2C: 3
+  I2C: 3 ports (I2C0, I2C1, and I2C2)
   UART: 4
   CAN FD: 2
   I2S: 1

content/hardware/04.pro/boards/portenta-h7-lite-connected/tech-specs.yml

@@ -35,7 +35,7 @@ Digital-to-analog converter (DAC):
   Channels: 2 (only one accessible through pin A6)
   Resolution: 12 bits 
 Communication Interfaces:
-  I2C: 3
+  I2C: 3 ports (I2C0, I2C1, and I2C2; is advised to use I2C0 as it is free to use without restrictions)
   UART: 4
   CAN: 2
   I2S: 1

content/hardware/04.pro/boards/portenta-h7-lite/tech-specs.yml

@@ -31,7 +31,7 @@ Digital-to-analog converter (DAC):
   Channels: 2 (only one accessible through pin A6)
   Resolution: 12 bits 
 Communication Interfaces:
-  I2C: 3
+  I2C: 3 ports (I2C0, I2C1, and I2C2; is advised to use I2C0 as it is free to use without restrictions)
   UART: 4
   CAN: 2
   I2S: 1

content/hardware/04.pro/boards/portenta-h7/tech-specs.yml

@@ -36,7 +36,7 @@ Digital-to-analog converter (DAC):
   Channels: 2 (only one accessible through pin A6)
   Resolution: 12 bits 
 Communication Interfaces:
-  I2C: 3
+  I2C: 3 ports (I2C0, I2C1, and I2C2; is advised to use I2C0 as it is free to use without restrictions)
   UART: 4
   CAN: 2
   I2S: 1