gdb/testsuite: use proc_with_prefix in gdb.base/scope.exp

Fixes:

    Running /home/simark/src/binutils-gdb/gdb/testsuite/gdb.base/scope.exp ...
    DUPLICATE: gdb.base/scope.exp: print 'scope0.c'::filelocal_ro
    DUPLICATE: gdb.base/scope.exp: print 'scope0.c'::filelocal_ro
    DUPLICATE: gdb.base/scope.exp: next

gdb/testsuite/ChangeLog:

	* gdb.base/scope.exp: Use proc_with_prefix.

Change-Id: Ic40e24a603da6f2a4f8003b74b2ff3040d2b098d
2 files changed