update pipx to new style with 'default'

tasks/pkgs/pipx.yml

@@ -10,11 +10,15 @@
   ansible.builtin.set_fact:
     pipx:
       methods:
+        default:
           - system
       pkgname:
-        RedHat: pipx
-        Debian: pipx
-        Archlinux: python-pipx
+        default: pipx
+- name: Finalise pipx default facts
+  ansible.builtin.set_fact:
+    pipx:
+      methods: "{{ pipx.methods[os_family] | default(pipx.methods.default) }}"
+      pkgname: "{{ pipx.pkgname[os_family] | default(pipx.pkgname.default) }}"
 # }}}
 - name: Configure pipx
   when:
@@ -32,8 +36,8 @@
       block:
         - name: Queue pipx for system install
           ansible.builtin.set_fact:
-            pkg_sys: "{{ pkg_sys + [pipx.pkgname[os_family]] }}"
-            pipx_install: "{{ pipx_imethod }}={{ pipx.pkgname[os_family] }}"
+            pkg_sys: "{{ pkg_sys + [pipx.pkgname] }}"
+            pipx_install: "{{ pipx_imethod }}={{ pipx.pkgname }}"
 
     - name: Finalise pipx configuration
       ansible.builtin.set_fact: