sdbus++: interface: fix indent of enum-string fn

The convert<enum>FromString functions were indented incorrectly
relative to the rest of the class.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Iabe9d30c33c8707bf2bf4c6a697e3d27d0a3000b
diff --git a/tools/sdbusplus/templates/interface.mako.server.hpp b/tools/sdbusplus/templates/interface.mako.server.hpp
index a04c02e..99ba769 100644
--- a/tools/sdbusplus/templates/interface.mako.server.hpp
+++ b/tools/sdbusplus/templates/interface.mako.server.hpp
@@ -113,12 +113,12 @@
 
     % endif
     % for e in interface.enums:
-    /** @brief Convert a string to an appropriate enum value.
-     *  @param[in] s - The string to convert in the form of
-     *                 "${interface.name}.<value name>"
-     *  @return - The enum value.
-     */
-    static ${e.name} convert${e.name}FromString(const std::string& s);
+        /** @brief Convert a string to an appropriate enum value.
+         *  @param[in] s - The string to convert in the form of
+         *                 "${interface.name}.<value name>"
+         *  @return - The enum value.
+         */
+        static ${e.name} convert${e.name}FromString(const std::string& s);
     % endfor
 
         static constexpr auto interface = "${interface.name}";