Obsolete logic in CFE_ES_QueryAllCmd file handling (related to OpenCreate)

[skliper]

Is your feature request related to a problem? Please describe.
Obsolete logic, second OS_OpenCreate will truncate anyways:

cFE/modules/es/fsw/src/cfe_es_task.c

Lines 1287 to 1298 in e80aae9

	Result = OS_OpenCreate(&FileDescriptor, QueryAllFilename, OS_FILE_FLAG_NONE, OS_READ_ONLY);
	if (Result >= 0)
	{
	OS_close(FileDescriptor);
	OS_remove(QueryAllFilename);
	}
	/*
	** Create ES task log data file
	*/
	Result = OS_OpenCreate(&FileDescriptor, QueryAllFilename, OS_FILE_FLAG_CREATE | OS_FILE_FLAG_TRUNCATE,
	OS_WRITE_ONLY);

Describe the solution you'd like
Simplify

Describe alternatives you've considered
None

Additional context
Code review

Requester Info
Jacob Hageman - NASA/GSFC