x86: Move the fdtmap away from the binary blobs

This causes conflicts on chromebook_link64. Move it to after U-Boot where
there should be plenty of space.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

arch/x86/dts/u-boot.dtsi

@@ -92,6 +92,8 @@
 	u-boot-dtb {
 	};
 #endif
+	fdtmap {
+	};
 #ifdef CONFIG_HAVE_X86_FIT
 	intel-fit {
 	};
@@ -139,8 +141,6 @@
 		filename = CONFIG_FSP_FILE_S;
 	};
 #endif
-	fdtmap {
-	};
 #ifdef CONFIG_HAVE_CMC
 	intel-cmc {
 		filename = CONFIG_CMC_FILE;