requirements: bump nim-waku to use new compose module

Signed-off-by: Jakub Sokołowski <jakub@status.im>

ansible/requirements.yml

@@ -25,7 +25,7 @@
 
 - name: infra-role-nim-waku
   src: git@github.com:status-im/infra-role-nim-waku.git
-  version: f8752012cc0dea0ef58530925b139b1b62683a4a
+  version: 0948fc8aa6c5738ca963d7faac2b203645d22afd
   scm: git
 
 - name: infra-role-certbot

ansible/versioncheck.py

@@ -33,9 +33,10 @@ class Role:
         return str(cmd.stdout.strip(), 'utf-8')
 
 
-# Verify Ansible version is 2.8 or newer.
-if version.parse(ansible.__version__) < version.parse("2.8"):
-    print('Your Ansible version is lower than 2.8. Upgrade it.')
+# Verify Ansible version is 2.16 or newer.
+ansible_required = '2.16'
+if version.parse(ansible.__version__) < version.parse(ansible_required):
+    print('Your Ansible version is lower than %s. Upgrade it.' % ansible_required)
     exit(1)
 
 # Read Ansible requirements file.