[binutils-gdb] Fix gdb.dwarf2/staticvirtual.exp regexp.

[sergiodj+buildbot@redhat.com]

*** TEST RESULTS FOR COMMIT 06e635ef635f61c5f5c3b9ff16d4c813e3db2452 ***

Author: Sandra Loosemore <sandra@codesourcery.com>
Branch: master
Commit: 06e635ef635f61c5f5c3b9ff16d4c813e3db2452

Fix gdb.dwarf2/staticvirtual.exp regexp.

2015-10-02  Sandra Loosemore  <sandra@codesourcery.com>

	gdb/testsuite/
	* gdb.dwarf2/staticvirtual.exp: Generalize regexp so it can match
	whether or not address 0x1000 is mapped on the target.