[dev-tools] - Fix phpstan issue for moved argonaut folder within fd-plugins

[dev-tools] - Fix phpstan issue for moved argonaut folder within fd-plugins

An error already fixed previously is not unmatched because of the Argonaut move to a new structural logic.

changed milestone to %FusionDirectory 1.4

added PJ1802-0188 label

assigned to @tdockx

created branch 46-dev-tools-fix-phpstan-issue-for-moved-argonaut-folder-within-fd-plugins to address this issue

created branch 46-dev-tools-fix-phpstan-issue-for-moved-argonaut-folder-within-fd-plugins to address this issue

mentioned in commit 3343a01d