device: Give pci_ops.set_L1_ss_latency a proper name

Rename `set_L1_ss_latency` to what it does: `set_ltr_max_latencies`.

TEST=Built google/brya0 with BUILD_TIMELESS=1: no changes.

Change-Id: I7008aa18bf80d6709dce1b2d3bfbb5ea407a0574
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51326
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/include/device/pci.h

@@ -31,7 +31,7 @@ struct pci_operations {
 	/* set the Subsystem IDs for the PCI device */
 	void (*set_subsystem)(struct device *dev, unsigned int vendor,
 		unsigned int device);
-	void (*set_L1_ss_latency)(struct device *dev, unsigned int off);
+	void (*set_ltr_max_latencies)(struct device *dev, unsigned int off);
 };
 
 struct pci_driver {