[tesseract] Automatically link ws2_32 to prevent missing symbol issues in clients.

ports/tesseract/CONTROL

@@ -1,4 +1,4 @@
 Source: tesseract
-Version: 3.05.01-2
+Version: 3.05.01-3
 Description: An OCR Engine that was developed at HP Labs between 1985 and 1995... and now at Google.
 Build-Depends: leptonica, icu

ports/tesseract/portfile.cmake

@@ -17,6 +17,7 @@ vcpkg_apply_patches(
     SOURCE_PATH ${SOURCE_PATH}
     PATCHES
         ${CMAKE_CURRENT_LIST_DIR}/use-vcpkg-icu.patch
+        ${CMAKE_CURRENT_LIST_DIR}/ws2-32.patch
 )
 
 # The built-in cmake FindICU is better

ports/tesseract/ws2-32.patch

@@ -0,0 +1,12 @@
+diff --git a/viewer/svutil.cpp b/viewer/svutil.cpp
+index 34a2286..bc2a7e1 100644
+--- a/viewer/svutil.cpp
++++ b/viewer/svutil.cpp
+@@ -23,6 +23,7 @@
+ #include <stdio.h>
+ #ifdef _WIN32
+ #include <windows.h>
++#pragma comment(lib, "Ws2_32.lib")
+ struct addrinfo {
+   struct sockaddr* ai_addr;
+   int ai_addrlen;