Mark hash_long_double_test as failing on all PA-RISC compilers.

[SVN r41539]

status/explicit-failures-markup.xml

@@ -1535,7 +1535,7 @@
         <mark-expected-failures>
             <test name="hash_long_double_test"/>
             <toolset name="gcc-3.4.3_sunos"/>
-            <toolset name="acc-pa_risc"/>
+            <toolset name="*pa_risc"/>
             <note author="Daniel James">
                 This platform has poor support for <code>long double</code> so
                 the hash function perform poorly for values out of the range