Add ldap,libcares,libsodium,libunistring, lint all configs

config/pkg/lib/libunistring.yml

@@ -0,0 +1,16 @@
+libunistring:
+  type: library
+  artifact:
+    source:
+      type: filelist
+      url: 'https://ftp.gnu.org/gnu/libunistring/'
+      regex: '/href="(?<file>libunistring-(?<version>[^"]+)\.tar\.gz)"/'
+    binary: hosted
+    metadata:
+      license-files: [COPYING.LIB]
+      license: LGPL-3.0-or-later
+  headers:
+    - unistr.h
+    - unistring/
+  static-libs@unix:
+    - libunistring.a