[PUSHED_OBVIOUS] Fix test breakages caused by removal of gdb_py_test_multiple.

[Luis Machado]

On 6/30/20 5:37 PM, Philippe Waroquiers wrote:
> On Tue, 2020-06-30 at 14:34 -0300, Luis Machado wrote:
>>> -    gdb_py_test_multiple "Sub-class a breakpoint" \
>>> +    gdb_test_multiline "Sub-class a breakpoint" \
>>
>> While fixing things up, it would've been nice to fixup the test names
>> not following the rules (starting with lower case, for example).
> Thanks for the comment.  I did not (consciously) know
> the "start with lower case" rule (this asap fix was
> done using automatic replace).
> I will now consciously remember the rule :).
> 
> I guess the ideal would be to have gdb_test and similar checking
> this rule (like what was done to automate the "no duplicate test name"
> rule).

No blaming there. It's just something we're trying to clean up. Still 
quite a few offenders in the testsuite, so every improvement counts. :-)