fix(bl2): define RAM_NOLOAD for XIP

If BL2_IN_XIP_MEM is enabled, BL2 fails to compile because RAM_NOLOAD
symbol is not defined. As we could have a no-load region even if
BL2_IN_XIP_MEM is enabled, just put its definition outside the #if/#else
for this flag.

Signed-off-by: Yann Gautier <yann.gautier@st.com>
Change-Id: I9169ea799635f8a72790280f3f148d1cba4cd408

bl2/bl2_el3.ld.S

@@ -17,12 +17,12 @@ MEMORY {
     RAM (rwx): ORIGIN = BL2_RW_BASE, LENGTH = BL2_RW_LIMIT - BL2_RW_BASE
 #else
     RAM (rwx): ORIGIN = BL2_BASE, LENGTH = BL2_LIMIT - BL2_BASE
+#endif
 #if SEPARATE_BL2_NOLOAD_REGION
     RAM_NOLOAD (rw!a): ORIGIN = BL2_NOLOAD_START, LENGTH = BL2_NOLOAD_LIMIT - BL2_NOLOAD_START
 #else
 #define RAM_NOLOAD RAM
 #endif
-#endif
 }
 
 #if !BL2_IN_XIP_MEM