ICNS/JPEGTranslators: add Jamfile deps to lib headers

* Add Jamfile dependency to LIBPNG headers on icns_png.c;
* Add Jamfile dependency to LIBJPEG headers on JPEGTranslator.cpp
  be_jdatasrc.c

src/add-ons/translators/icns/Jamfile

@@ -44,6 +44,9 @@ local openjpeg_files =
 
 ObjectCcFlags [ FGristFiles $(openjpeg_files:S=$(SUFOBJ)) ] : -w ;
 
+Includes [ FGristFiles icns_png.c ]
+	: $(HAIKU_LIBPNG_HEADERS_DEPENDENCY) ;
+
 local libicns_files = 
 	icns_debug.c
 	icns_element.c

src/add-ons/translators/jpeg/Jamfile

@@ -12,7 +12,8 @@ UseHeaders $(HAIKU_JPEG_HEADERS) : true ;
 
 AddResources JPEGTranslator : JPEGTranslator.rdef ;
 
-Includes [ FGristFiles be_jdatadst.cpp be_jerror.cpp ]
+Includes [ FGristFiles be_jdatadst.cpp be_jdatasrc.cpp
+	be_jerror.cpp JPEGTranslator.cpp ]
 	: $(HAIKU_JPEG_HEADERS_DEPENDENCY) ;
 
 Translator JPEGTranslator :