py3: Fix use of iteritems in templates

Switch to using items for all dictionary iteration.

Change-Id: I465d0b53c3ff2eeb114b4a7f68ff6b124cb6362b
Closes-Bug: 1735797

templates/api-paste.ini

@@ -10,7 +10,7 @@ keystone = {% for m in extra_middleware %}{{ m.name }} {% endfor %}request_id ca
 
 {% for m in extra_middleware -%}
 [{{ m.type }}:{{ m.name }}]
-{% for k, v in m.config.iteritems() -%}
+{% for k, v in m.config.items() -%}
 {{ k }} = {{ v }}
 {% endfor %}
 {% endfor -%}

templates/icehouse/neutron.conf

@@ -67,7 +67,7 @@ nova_admin_auth_url = {{ auth_protocol }}://{{ auth_host }}:{{ auth_port }}/v2.0
 {% endif %}
 
 {% if user_config_flags -%}
-{% for key, value in user_config_flags.iteritems() -%}
+{% for key, value in user_config_flags.items() -%}
 {{ key }} = {{ value }}
 {% endfor -%}
 {% endif -%}

templates/juno/neutron.conf

@@ -71,7 +71,7 @@ nova_admin_auth_url = {{ auth_protocol }}://{{ auth_host }}:{{ auth_port }}/v2.0
 {% endif %}
 
 {% if user_config_flags -%}
-{% for key, value in user_config_flags.iteritems() -%}
+{% for key, value in user_config_flags.items() -%}
 {{ key }} = {{ value }}
 {% endfor -%}
 {% endif -%}

templates/kilo/api-paste.ini

@@ -10,7 +10,7 @@ keystone = {% for m in extra_middleware %}{{ m.name }} {% endfor %}request_id ca
 
 {% for m in extra_middleware -%}
 [{{ m.type }}:{{ m.name }}]
-{% for k, v in m.config.iteritems() -%}
+{% for k, v in m.config.items() -%}
 {{ k }} = {{ v }}
 {% endfor %}
 {% endfor -%}

templates/kilo/neutron.conf

@@ -69,7 +69,7 @@ nova_admin_auth_url = {{ auth_protocol }}://{{ auth_host }}:{{ auth_port }}/v2.0
 {% endif %}
 
 {% if user_config_flags -%}
-{% for key, value in user_config_flags.iteritems() -%}
+{% for key, value in user_config_flags.items() -%}
 {{ key }} = {{ value }}
 {% endfor -%}
 {% endif -%}

templates/liberty/neutron.conf

@@ -64,7 +64,7 @@ notify_nova_on_port_data_changes = True
 {% endif %}
 
 {% if user_config_flags -%}
-{% for key, value in user_config_flags.iteritems() -%}
+{% for key, value in user_config_flags.items() -%}
 {{ key }} = {{ value }}
 {% endfor -%}
 {% endif -%}

templates/mitaka/api-paste.ini

@@ -10,7 +10,7 @@ keystone = {% for m in extra_middleware %}{{ m.name }} {% endfor %}cors request_
 
 {% for m in extra_middleware -%}
 [{{ m.type }}:{{ m.name }}]
-{% for k, v in m.config.iteritems() -%}
+{% for k, v in m.config.items() -%}
 {{ k }} = {{ v }}
 {% endfor %}
 {% endfor -%}

templates/mitaka/neutron.conf

@@ -60,7 +60,7 @@ notify_nova_on_port_data_changes = True
 {% endif %}
 
 {% if user_config_flags -%}
-{% for key, value in user_config_flags.iteritems() -%}
+{% for key, value in user_config_flags.items() -%}
 {{ key }} = {{ value }}
 {% endfor -%}
 {% endif -%}

templates/newton/api-paste.ini

@@ -10,7 +10,7 @@ keystone = {% for m in extra_middleware %}{{ m.name }} {% endfor %}cors http_pro
 
 {% for m in extra_middleware -%}
 [{{ m.type }}:{{ m.name }}]
-{% for k, v in m.config.iteritems() -%}
+{% for k, v in m.config.items() -%}
 {{ k }} = {{ v }}
 {% endfor %}
 {% endfor -%}

templates/newton/neutron.conf

@@ -60,7 +60,7 @@ notify_nova_on_port_data_changes = True
 {% endif %}
 
 {% if user_config_flags -%}
-{% for key, value in user_config_flags.iteritems() -%}
+{% for key, value in user_config_flags.items() -%}
 {{ key }} = {{ value }}
 {% endfor -%}
 {% endif -%}

templates/pike/neutron.conf

@@ -60,7 +60,7 @@ notify_nova_on_port_data_changes = True
 {% endif %}
 
 {% if user_config_flags -%}
-{% for key, value in user_config_flags.iteritems() -%}
+{% for key, value in user_config_flags.items() -%}
 {{ key }} = {{ value }}
 {% endfor -%}
 {% endif -%}