Clean up EXAMPLES dict

Signed-off-by: Miguel Angel Reina Ortega <miguelangel.reinaortega@etsi.org>

src/doc2tosca.py

@@ -414,6 +414,7 @@ def print_to_files(prefix=None):
             newf.write("\n")
             newf.close()
 
+    EXAMPLES.clear()
 
 def parse_version_from_filename(filename):
     '''