Move environment files from common/ to env/

About a quarter of the files in common/ relate to the environment. It
seems better to put these into their own subdirectory and remove the
prefix.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/include/configs/M5282EVB.h b/include/configs/M5282EVB.h
index cc703aa..3f2d9a9 100644
--- a/include/configs/M5282EVB.h
+++ b/include/configs/M5282EVB.h
@@ -32,7 +32,7 @@
 
 #define LDS_BOARD_TEXT \
 	. = DEFINED(env_offset) ? env_offset : .; \
-	common/env_embedded.o (.text*);
+	env/embedded.o(.text*);
 
 /*
  * BOOTP options