$NetBSD$

Add missing -L argument to Libs.
https://github.com/AyatanaIndicators/libayatana-indicator/pull/74

--- data/ayatana-indicator3.pc.in.orig	2024-04-22 21:40:44.189702086 +0000
+++ data/ayatana-indicator3.pc.in
@@ -8,7 +8,7 @@ iconsdir=@CMAKE_INSTALL_FULL_DATADIR@/@P
 
 Cflags: -I${includedir}/libayatana-indicator3-0.@API_VERSION@
 Requires: gtk+-3.0 libayatana-ido3-0.4
-Libs: -layatana-indicator3
+Libs: -L${libdir} -layatana-indicator3
 
 Name: libayatana-indicator3
 Description: libayatana-indicator3.