Fix alphabetic ordering

Commit d832aee90, which added SPE support, got the alphabetical ordering
wrong for documentation and Makefile addition. This patch fixes that.

Change-Id: I061ecfba4db363902c9d7d577d2ce6c612cb9e1d
Signed-off-by: Jeenu Viswambharan <jeenu.viswambharan@arm.com>
diff --git a/docs/user-guide.rst b/docs/user-guide.rst
index 6b82e3d..ec8c233 100644
--- a/docs/user-guide.rst
+++ b/docs/user-guide.rst
@@ -337,6 +337,11 @@
    Currently, only PSCI is instrumented. Enabling this option enables
    the ``ENABLE_PMF`` build option as well. Default is 0.
 
+-  ``ENABLE_SPE_FOR_LOWER_ELS`` : Boolean option to enable Statistical Profiling
+   extensions. This is an optional architectural feature available only for
+   AArch64 8.2 onwards. This option defaults to 1 but is automatically
+   disabled when the target architecture is AArch32 or AArch64 8.0/8.1.
+
 -  ``ENABLE_STACK_PROTECTOR``: String option to enable the stack protection
    checks in GCC. Allowed values are "all", "strong" and "0" (default).
    "strong" is the recommended stack protection level if this feature is
@@ -563,11 +568,6 @@
    cluster platforms). If this option is enabled, then warm boot path
    enables D-caches immediately after enabling MMU. This option defaults to 0.
 
--  ``ENABLE_SPE_FOR_LOWER_ELS`` : Boolean option to enable Statistical Profiling
-   extensions. This is an optional architectural feature available only for
-   AArch64 8.2 onwards. This option defaults to 1 but is automatically
-   disabled when the target architecture is AArch32 or AArch64 8.0/8.1.
-
 ARM development platform specific build options
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^