sandbox: Adjust the bloblist default address

Move this down to provide more space for the bloblist.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/doc/arch/sandbox.rst b/doc/arch/sandbox.rst
index e052b6b..9e23e16 100644
--- a/doc/arch/sandbox.rst
+++ b/doc/arch/sandbox.rst
@@ -510,7 +510,7 @@
 Addr      Config                     Usage
 =======   ========================   ===============================
       0   CONFIG_SYS_FDT_LOAD_ADDR   Device tree
-   e000   CONFIG_BLOBLIST_ADDR       Blob list
+   c000   CONFIG_BLOBLIST_ADDR       Blob list
   10000   CONFIG_MALLOC_F_ADDR       Early memory allocation
   f0000   CONFIG_PRE_CON_BUF_ADDR    Pre-console buffer
  100000   CONFIG_TRACE_EARLY_ADDR    Early trace buffer (if enabled). Also used