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 6dab6add2d8ee80905234b326abc3de11be1d178.
diff --git a/common/Makefile b/common/Makefile
index a92a75f..3781738 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -52,6 +52,9 @@
 COBJS-$(CONFIG_ENV_IS_IN_DATAFLASH) += env_dataflash.o
 COBJS-$(CONFIG_ENV_IS_IN_EEPROM) += env_eeprom.o
 COBJS-$(CONFIG_ENV_IS_EMBEDDED) += env_embedded.o
+COBJS-$(CONFIG_ENV_IS_IN_EEPROM) += env_embedded.o
+COBJS-$(CONFIG_ENV_IS_IN_FLASH) += env_embedded.o
+COBJS-$(CONFIG_ENV_IS_IN_NVRAM) += env_embedded.o
 COBJS-$(CONFIG_ENV_IS_IN_FLASH) += env_flash.o
 COBJS-$(CONFIG_ENV_IS_IN_MG_DISK) += env_mgdisk.o
 COBJS-$(CONFIG_ENV_IS_IN_NAND) += env_nand.o