Remove unreachable code in HTML.table()

There is only one class that defines getAlign, and it's unconditional.
It's also the same only class that defines getType and getSpan. These
don't seem to be used dynamically in any way.

src/zope/structuredtext/html.py

@@ -237,22 +237,16 @@ def table(self, doc, level, output):
         for row in doc.getRows()[0]:
             output("<tr>\n")
             for column in row.getColumns()[0]:
-                if hasattr(column, "getAlign"):
-                    str = ('<%s colspan="%s" align="%s" valign="%s">'
-                           % (column.getType(),
-                              column.getSpan(),
-                              column.getAlign(),
-                              column.getValign()))
-                else:
-                    str = '<td colspan="%s">' % column.getSpan()
+                str = ('<%s colspan="%s" align="%s" valign="%s">'
+                       % (column.getType(),
+                          column.getSpan(),
+                          column.getAlign(),
+                          column.getValign()))
                 output(str)
                 for c in column.getChildNodes():
                     getattr(self, self.element_types[c.getNodeName()]
                            )(c, level, output)
-                if hasattr(column, "getType"):
-                    output("</"+column.getType()+">\n")
-                else:
-                    output("</td>\n")
+                output("</" + column.getType() + ">\n")
             output("</tr>\n")
         output("</table>\n")