Fix jpeg build for newer NDKs

mkg20001 · mkg20001 · commit 34bd26a332c9 · 2018-09-07T12:42:00.000+02:00
diff --git a/pythonforandroid/recipes/jpeg/Application.mk b/pythonforandroid/recipes/jpeg/Application.mk
@@ -1,3 +1,4 @@
 APP_OPTIM := release
 APP_ABI := all # or armeabi
 APP_MODULES := libjpeg
+APP_ALLOW_MISSING_DEPS := true
