env: Drop the ENTRY typedef

U-Boot is not supposed to use typedef for structs anymore. Also this name
is the same as the ENTRY() macro used in assembler files, and 'entry'
itself is widely used in U-Boot (>8k matches).

Drop the typedef and rename the struct to env_entry to reduce confusion.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>

drivers/tee/sandbox.c

@@ -79,7 +79,7 @@ static u32 ta_avb_invoke_func(struct udevice *dev, u32 func, uint num_params,
 			      struct tee_param *params)
 {
 	struct sandbox_tee_state *state = dev_get_priv(dev);
-	ENTRY e, *ep;
+	struct env_entry e, *ep;
 	char *name;
 	u32 res;
 	uint slot;