Turned on bootstrap mode.

GPRbuild_arches	doesn't	exist in EPEL. This is fine as long as GNAT and	GPRbuild
work on all the EPEL arches.

xmlada.spec

@@ -1,7 +1,7 @@
 # This package has a bootstrap build mode that can be used to create a source
 # code package for bootstrapping GPRbuild. See the 'gprbuild' spec file for more
 # information.
-%bcond_with bootstrap
+%bcond_without bootstrap
 
 # Upstream source information.
 %global upstream_owner    AdaCore
@@ -38,9 +38,6 @@ BuildRequires:  python3-sphinx-latex
 BuildRequires:  latexmk
 %endif
 
-# Build only on architectures where GPRbuild is available.
-ExclusiveArch:  %{GPRbuild_arches}
-
 %global common_description_en \
 XML/Ada includes support for parsing XML files, including DTDs, full support for \
 SAX, and an almost complete support for the core part of the DOM. It includes \