Fix kernel installation steps.

docs/quickstart/apollo_1_0_hardware_system_installation_guide.md

@@ -428,10 +428,9 @@ tar zxvf linux-4.4.32-apollo-1.0.0.tar.gz
 cd install
 sudo bash install_kernel.sh
 ```
-3. Build the ESD CAN driver source code
-
+3. Reboot your system by the `reboot` command
+4. Build the ESD CAN driver source code
 Now you need to build the ESD CAN driver source code according to [ESDCAN-README.md](https://github.com/ApolloAuto/apollo-kernel/blob/master/linux/ESDCAN-README.md)
-4. Reboot your system by the `reboot` command:
 
 ##### Build your own kernel.
 If have modified the kernel, or the pre-built kernel is not the best for your platform, you can build your own kernel with the following steps.

docs/quickstart/apollo_1_0_quick_start_developer.md

@@ -55,12 +55,10 @@ tar zxvf linux-4.4.32-apollo-1.0.0.tar.gz
 cd install
 sudo ./install_kernel.sh
 ```
-3. Build the ESD CAN driver source code 
-
+3. Reboot your system by the `reboot` command
+4. Build the ESD CAN driver source code 
 Now you need to build the ESD CAN driver source code according to [ESDCAN-README.md](https://github.com/ApolloAuto/apollo-kernel/blob/master/linux/ESDCAN-README.md)
 
-4. Reboot your system by the `reboot` command:
-
 ## Build your own kernel.
 If have modified the kernel, or the pre-built kernel is not the best for your platform, you can build your own kernel with the following steps.