x11-wm/compiz-plugins-unsupported: pet pkgfallout, move to Codeberg

• Use MY_DEPENDS and assign it to both BUILD_DEPENDS and RUN_DEPENDS https://docs.freebsd.org/en/books/porters-handbook/makefiles/#makefile-run_depends

PR: 287953
Approved by: yuri@ (Mentor)

MFH: 2025Q3
(cherry picked from commit 5771f223c29517f3a1e4677fa2263bd0d77d9f33)