libgit2 0.23.2

Closes Homebrew/legacy-homebrew#44396.

Signed-off-by: Dominyk Tiller <dominyktiller@gmail.com>

Formula/libgit2.rb

@@ -1,8 +1,8 @@
 class Libgit2 < Formula
   desc "C library of Git core methods that is re-entrant and linkable"
   homepage "https://libgit2.github.com/"
-  url "https://github.com/libgit2/libgit2/archive/v0.23.0.tar.gz"
-  sha256 "49d75c601eb619481ecc0a79f3356cc26b89dfa646f2268e434d7b4c8d90c8a1"
+  url "https://github.com/libgit2/libgit2/archive/v0.23.2.tar.gz"
+  sha256 "20c0a6ee92c0e19207dac6ddc336b4ae4a1c4ddf91be0891e4b6e6ccba16df0b"
   head "https://github.com/libgit2/libgit2.git"
 
   bottle do
@@ -15,13 +15,15 @@ class Libgit2 < Formula
 
   option :universal
 
+  depends_on "pkg-config" => :build
   depends_on "cmake" => :build
   depends_on "libssh2" => :optional
-  depends_on "openssl"
+  depends_on "openssl" if MacOS.version <= :lion # Uses SecureTransport on >10.7
 
   def install
     args = std_cmake_args
     args << "-DBUILD_CLAR=NO" # Don't build tests.
+    args << "-DUSE_SSH=NO" if build.without? "libssh2"
 
     if build.universal?
       ENV.universal_binary