fix(TDA4VM): remove invalid Power_Management entry

This should have been a part of the below cleanup.

Fixes: 7814a12 (Power_Management: fix toctree entries, 2024-03-19)
Signed-off-by: Randolph Sapp <rs@ti.com>

Author: StaticRocket

configs/TDA4VM/TDA4VM_linux_toc.txt

@@ -68,7 +68,6 @@ linux/Foundational_Components/Kernel/Kernel_Drivers/PCIe/PCIe_Root_Complex
 linux/Foundational_Components/Kernel/Kernel_Drivers/PMIC/pmic_tps6594
 linux/Foundational_Components_Power_Management
 linux/Foundational_Components/Power_Management/pm_dfs
-linux/Foundational_Components_Kernel_Drivers_Power_Management
 linux/Foundational_Components/Kernel/Kernel_Drivers/QSPI
 linux/Foundational_Components/Kernel/Kernel_Drivers/SERDES/SERDES
 linux/Foundational_Components/Kernel/Kernel_Drivers/SPI