Fix dead link in remote_package and package_dependencies (#197)

Author: jsjtxietian

manual/package_dependencies.md

@@ -126,7 +126,7 @@ add_urls("https://github.com/madler/zlib/archive/$(version).tar.gz", {
 
 #### Add package versions
 
-Used to set the version of each source package and the corresponding sha256 value, as described in [add_urls](#add_urls)
+Used to set the version of each source package and the corresponding sha256 value, as described in [add_urls](#packageadd_urls)
 
 ### package:add_versionfiles
 
@@ -222,7 +222,7 @@ package("libpng")
 
 Add a dependent system frameworks link.
 
-See for example: [add_syslinks](#add_syslinks)
+See for example: [add_syslinks](#packageadd_syslinks)
 
 ### package:add_linkdirs
 

package/remote_package.md

@@ -945,7 +945,7 @@ If you need a package that is not supported by the current official repository,
 
 For detailed contribution descriptions, see: [CONTRIBUTING.md](https://github.com/xmake-io/xmake-repo/blob/master/CONTRIBUTING.md)
 
-For how to make your own package, you can look at the above: [Adding packages to the official repository](#Adding-packages-to-the-official-repository).
+For how to make your own package, you can look at the above: [Submit packages to the official repository](#submit-packages-to-the-official-repository).
 
 ## Dependent package lock and upgrade