example.py: Fix Turkish example
example.py: Fix Turkish example

Fixes for the new tr dict:
- Use a sentence that parses.
- Set islands_ok=True since There is no LEFT-WALL support.
- Set max_null_count=1 to allow a null LEFT-WALL.

Also set display_morphology=True.

linas/link-grammar,opencog/link-grammar,opencog/link-grammar,ampli/link-grammar,opencog/link-grammar,ampli/link-grammar,opencog/link-grammar,opencog/link-grammar,ampli/link-grammar,ampli/link-grammar,opencog/link-grammar,linas/link-grammar,linas/link-grammar,ampli/link-grammar,linas/link-grammar,opencog/link-grammar,ampli/link-grammar,ampli/link-grammar,linas/link-grammar,linas/link-grammar,ampli/link-grammar,linas/link-grammar,opencog/link-grammar,opencog/link-grammar,linas/link-grammar,ampli/link-grammar,linas/link-grammar