arm: a37xx: pci: Fix DT compatible string to Linux' DT compatible

Change DT compatible string for A3700 PCIe from 'marvell,armada-37xx-pcie'
to 'marvell,armada-3700-pcie' to make U-Boot A3700 PCIe DT node compatible
with Linux' DT node.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/drivers/pci/pci-aardvark.c b/drivers/pci/pci-aardvark.c
index ee81b2e..ae1a205 100644
--- a/drivers/pci/pci-aardvark.c
+++ b/drivers/pci/pci-aardvark.c
@@ -717,7 +717,7 @@
 };
 
 static const struct udevice_id pcie_advk_ids[] = {
-	{ .compatible = "marvell,armada-37xx-pcie" },
+	{ .compatible = "marvell,armada-3700-pcie" },
 	{ }
 };