I am uploading a NMU to fix this. The debdiff is attached.
diff -Nru geany-plugins-1.38+dfsg/debian/changelog
geany-plugins-1.38+dfsg/debian/changelog
--- geany-plugins-1.38+dfsg/debian/changelog 2022-12-15 03:11:13.000000000
+0000
+++ geany-plugins-1.38+dfsg/debian/changelog 2023-09-17 19:58:30.000000000
+0000
@@ -1,3 +1,11 @@
+geany-plugins (1.38+dfsg-2.1) unstable; urgency=medium
+
+ * Non-maintainer upload
+ * Drop unused Build-Depends: libwnck-dev (Closes: #1041807)
+ * Move to Build-Depends: libgdk-pixbuf-2.0-dev (Closes: #1037373)
+
+ -- Bastian Germann <b...@debian.org> Sun, 17 Sep 2023 19:58:30 +0000
+
geany-plugins (1.38+dfsg-2) unstable; urgency=medium
* [386780f] Refresh patches and add patch to drop bundled gpgme.m4.
diff -Nru geany-plugins-1.38+dfsg/debian/control
geany-plugins-1.38+dfsg/debian/control
--- geany-plugins-1.38+dfsg/debian/control 2022-12-15 03:11:13.000000000
+0000
+++ geany-plugins-1.38+dfsg/debian/control 2023-09-17 19:57:28.000000000
+0000
@@ -18,11 +18,10 @@
python3-docutils,
libxml2-dev (>= 2.6.27),
libsoup2.4-dev (>= 2.4.0),
- libgdk-pixbuf2.0-dev (>= 2.0),
+ libgdk-pixbuf-2.0-dev (>= 2.0),
libgpgme11-dev,
libvte-2.91-dev,
libwebkit2gtk-4.0-dev,
- libwnck-dev (>= 2.10.0),
libmarkdown2-dev,
libgit2-dev,
valac (>= 0.7.0),
