feat(map): each YAML file loaded is followed by a .jinja one

When `map.jinja` load a `.yaml` file, add the loading of a
`.yaml.jinja` right after to permit jinja manipulation of values.

openvpn/libmapstack.jinja

@@ -194,6 +194,19 @@
 {%-           set yaml_names = [yaml_names] %}
 {%-         endif %}
 
+{#-         Try to load a `.yaml.jinja` file for each `.yaml` file #}
+{%-         set all_yaml_names = [] %}
+{%-         for name in yaml_names %}
+{%-           set extension = name.rpartition(".")[2] %}
+{%-           if extension not in ["yaml", "jinja"] %}
+{%-             do all_yaml_names.extend([name ~ ".yaml", name ~ ".yaml.jinja"]) %}
+{%-           elif extension == "yaml" %}
+{%-             do all_yaml_names.extend([name, name ~ ".jinja"]) %}
+{%-           else %}
+{%-             do all_yaml_names.append(name) %}
+{%-           endif %}
+{%-         endfor %}
+
 {#-         `yaml_dirname` can be an empty string with literal path like `myconf.yaml` #}
 {%-         set yaml_dir = [
               param_dir,
@@ -202,12 +215,7 @@
             | select
             | join("/") %}
 
-{%-         for yaml_name in yaml_names %}
-{#-           Append a `.yaml` extension except if already present or for `.jinja` #}
-{%-           if yaml_name.rpartition(".")[2] not in ["yaml", "jinja"] %}
-{%-             set yaml_name = yaml_name ~ ".yaml" %}
-{%-           endif %}
-
+{%-         for yaml_name in all_yaml_names %}
 {%-           set yaml_filename = [
                 yaml_dir.rstrip("/"),
                 yaml_name

openvpn/map.jinja

@@ -38,10 +38,7 @@
 
 {#- Load formula parameters values #}
 {%- set _formula_matchers =
-      [
-        "defaults.yaml",
-        "defaults.yaml.jinja",
-      ]
+      ["defaults.yaml"]
       + map_sources
       + ["post_map.yaml.jinja"] %}