Revert "env: only build env_embedded and envcrc when needed"

Breaks building on many boards, and no really clean fix available yet.

This reverts commit 6dab6add2d.

include/common.h

@@ -719,9 +719,4 @@ int cpu_release(int nr, int argc, char *argv[]);
 #define ALIGN(x,a)		__ALIGN_MASK((x),(typeof(x))(a)-1)
 #define __ALIGN_MASK(x,mask)	(((x)+(mask))&~(mask))
 
-/* Pull in stuff for the build system */
-#ifdef DO_DEPS_ONLY
-# include <environment.h>
-#endif
-
 #endif	/* __COMMON_H_ */