clk: qcom: gcc-sdm845: Keep the gcc_aggre_noc_pcie_tbu_clk enabled

The gcc_aggre_noc_pcie_tbu_clk should never be gated on SDM845 v1.
Take this opportunity to add the CLK_IS_CRITICAL flag to the other
peripheral clocks that are being kept enabled by making an explicit
clk_prepare_enable call.

Change-Id: I949ed9968c432309c9008d483eaa0a4b23c7fc3d
Signed-off-by: Deepak Katragadda <dkatraga@codeaurora.org>