Remove extra 'else' in solaris compiler code.

src/template/solaris

@@ -4,7 +4,7 @@ if test "$GCC" != yes ; then
   if test "$enable_debug" != yes; then
     CFLAGS="$CFLAGS -O"		# any optimization breaks debug
   fi
-else
+
   # Pick the right test-and-set (TAS) code for the Sun compiler.
   # We would like to use in-line assembler, but the compiler
   # requires *.il files to be on every compile line, making