[doc] remove libavresample-dev from list of optional dependencies

diff --git a/doc/installing.rst b/doc/installing.rst
index 2c10412..2044c0b 100644 (file)
--- a/doc/installing.rst
+++ b/doc/installing.rst
@@ -67,8 +67,7 @@ Cheat sheet
 - :ref:`check the list of optional dependencies <requirements>`::
 
     # debian / ubuntu
-    dpkg -l libavcodec-dev libavutil-dev libavformat-dev \
-            libswresample-dev libavresample-dev \
+    dpkg -l libavcodec-dev libavutil-dev libavformat-dev libswresample-dev \
             libsamplerate-dev libsndfile-dev \
             txt2man doxygen