fix(AM62LX): remove invalid toc entry

File does not yet exist. Entry was copied from another platform.

Fixes: 98f5e6f (feat(linux): Initial documentation support for AM62L platform., 2025-02-21)
Signed-off-by: Randolph Sapp <rs@ti.com>

Author: StaticRocket

configs/AM62LX/AM62LX_linux_toc.txt

@@ -1,5 +1,4 @@
 devices/AM62LX/index
-devices/AM62LX/index_RTOS
 devices/AM62LX/linux/Overview
 devices/AM62LX/linux/Overview_Getting_Started_Guide
 devices/AM62LX/linux/Overview/Download_and_Install_the_SDK
@@ -84,7 +83,6 @@ linux/Foundational_Components_Tools
 linux/Foundational_Components/Tools/Development_Tools
 linux/Foundational_Components/Tools/Pin_Mux_Tools
 #linux/Foundational_Components/Tools/GPIO_Tools
-linux/Foundational_Components_IPC62l
 linux/Foundational_Components_Machine_Learning
 linux/Foundational_Components/Machine_Learning/arm_compute_library
 linux/Foundational_Components/Machine_Learning/armnn