File Fix-library-link.patch of Package deepin-music-player

diff -Nur deepin-music-6.1.2/src/libdmusic/CMakeLists.txt deepin-music-6.1.2-new/src/libdmusic/CMakeLists.txt
--- deepin-music-6.1.2/src/libdmusic/CMakeLists.txt	2021-03-18 19:27:28.000000000 +0800
+++ deepin-music-6.1.2-new/src/libdmusic/CMakeLists.txt	2021-04-14 16:55:51.923159586 +0800
@@ -19,11 +19,11 @@
 set_target_properties(dmusic PROPERTIES VERSION 1.0.0 SOVERSION 1.0)
 
 #使用第三方库需要用到的一个包
-find_package(PkgConfig REQUIRED)
+find_package(PkgConfig REQUIRED libavcodec)
 
 #检查第三方库(这里检查了名字为dtkwidget的库和名字为dtkgui的库)，然后取名3rd_lib
 pkg_check_modules(3rd_lib REQUIRED
-        dtkwidget dtkgui dtkcore
+        dtkwidget dtkgui dtkcore libavcodec
         )
 #添加第三方库的所有文件夹路径到工程中来(注意 *_INCLUDE_DIRS)
 target_include_directories(${CMD_NAME} PUBLIC ${3rd_lib_INCLUDE_DIRS})