debian/rules: Add --enable-seed-src to configure

Enable seed-src support in the debian package build by adding
--enable-seed-src to both configure paths in override_dh_auto_configure.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: ColtonWilley

debian/rules

@@ -57,9 +57,9 @@ override_dh_auto_configure:
 		# ensure only our .pc dirs are searched: \
 		PKG_CONFIG_DIR= PKG_CONFIG_PATH= \
 		PKG_CONFIG_LIBDIR="$(PKG_CONFIG_LIBDIR)" \
-		dh_auto_configure -- $(DEBUG_FLAG); \
+		dh_auto_configure -- $(DEBUG_FLAG) --enable-seed-src; \
 	else \
-		./configure $(DEBUG_FLAG); \
+		./configure $(DEBUG_FLAG) --enable-seed-src; \
 	fi
 
 override_dh_auto_build: