configs: ge_bx50v3: remove CONFIG_PCIE_IMX_POWER_GPIO

This GPIO is actually an input "Q7_3V3_PCIE_WAKE#_IN" not an output, so
remove the misleaading and incorrect definition.

Cc: Tim Harvey <tharvey@gateworks.com> (re: pci: imx: use vpcie-supply if defined by device-tree)
Signed-off-by: Ian Ray <ian.ray@ge.com>
diff --git a/include/configs/ge_bx50v3.h b/include/configs/ge_bx50v3.h
index 8d467e4..c80a076 100644
--- a/include/configs/ge_bx50v3.h
+++ b/include/configs/ge_bx50v3.h
@@ -123,6 +123,5 @@
 
 #define CONFIG_PCI_SCAN_SHOW
 #define CONFIG_PCIE_IMX
-#define CONFIG_PCIE_IMX_POWER_GPIO	IMX_GPIO_NR(1, 5)
 
 #endif	/* __GE_BX50V3_CONFIG_H */