Remove unused describe_symbol() utility function
Remove unused describe_symbol() utility function

The describe_symbol() utility function can be removed. It was originally
added by me and does not appear to be used any longer.

Change-Id: I94ad20e20acea238e12e202235533ecae4364ffd

stackforge/bandit,pombredanne/bandit,chair6/bandit,pombredanne/bandit,stackforge/bandit