[][kernel][mt7988][clk][Enable PCIe PEXTP SEL always on]

[Description]
Add PCIe PEXTP SEL in infracfg ao init.

[Release-log]
N/A

Change-Id: Ia2311dfde4cdc0db5bf062e51d2ea0a97951f1dc
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6709324
1 file changed