dpl include fails to grab unnamed paramater value

[AnataBakka]

DynamicPageList3 version: 3.6.4 (7f76211)
MediaWiki version: 1.43.6 (92a0717)
PHP version: 8.2.30 (fpm-fcgi)
MySQL version: 8.0.41-google

List of steps to reproduce (step by step, including full links if applicable):

• Do:

<dpl>
title=page title
skipthispage=no
include={template1}:1
tablerow=<nowiki>%%</nowiki>
</dpl>

• Test 1 have a page with content: {{template1|{{template2|value1}}|value2}}.
• Test 2 have a page with content: {{template1|{{template2|key1=value1}}|value2}}
• Test 3 have a page with content: {{template1|1={{template2|key1=value1}}|value2}}

What happens?:

• Test 1 dpl results in: {{template2|value1}}
• Test 2 dpl results in: value2
• Test 3 dpl results in: {{template2|key1=value1}}

What should have happened instead?:

• Test 2 dpl results in: {{template2|key1=value1}}