[aboot]: Enable ATAG_MEM info for all the targets.

Add ATAG_MEM data for all the targets.
Modify the LINUX_MACHTYPES for qsd8250_ffa and msm7627_ffa targets.

Signed-off-by: Chandan Uddaraju <chandanu@quicinc.com>
diff --git a/app/aboot/aboot.c b/app/aboot/aboot.c
index 9c525c8..b3778a3 100644
--- a/app/aboot/aboot.c
+++ b/app/aboot/aboot.c
@@ -63,6 +63,7 @@
 };
 
 void platform_uninit_timer(void);
+unsigned* target_atag_mem(unsigned* ptr);
 
 static void ptentry_to_tag(unsigned **ptr, struct ptentry *ptn)
 {
@@ -96,6 +97,8 @@
 		*ptr++ = ramdisk_size;
 	}
 
+	ptr = target_atag_mem(ptr);
+
 	if ((ptable = flash_get_ptable()) && (ptable->count != 0)) {
 		int i;
 		*ptr++ = 2 + (ptable->count * (sizeof(struct atag_ptbl_entry) /