appveyor: Add new make target

This patch adds the new make target 'datapath_windows_analyze' (static
analysis over the windows datapath code) to the appveyor build.

Signed-off-by: Alin Gabriel Serdean <aserdean@cloudbasesolutions.com>
Acked-by: Anand Kumar <kumaranand@vmware.com>
Signed-off-by: Gurucharan Shetty <guru@ovn.org>

appveyor.yml

@@ -43,3 +43,4 @@ build_script:
 - C:\MinGW\msys\1.0\bin\bash -lc "cd /c/openvswitch && ./boot.sh"
 - C:\MinGW\msys\1.0\bin\bash -lc "cd /c/openvswitch && ./configure CC=build-aux/cccl LD=\"`which link`\" LIBS=\"-lws2_32 -liphlpapi -lwbemuuid -lole32 -loleaut32\" --with-pthread=C:/pthreads-win32/Pre-built.2 --with-openssl=C:/OpenSSL-Win32 --with-vstudiotarget=\"Debug\""
 - C:\MinGW\msys\1.0\bin\bash -lc "cd /c/openvswitch && make"
+- C:\MinGW\msys\1.0\bin\bash -lc "cd /c/openvswitch && make datapath_windows_analyze"