cirrus/win32: upgrade mingw base packages

Signed-off-by: Yonggang Luo <luoyonggang@gmail.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220503200524.1868-2-luoyonggang@gmail.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

.cirrus.yml

@@ -12,7 +12,7 @@ windows_msys2_task:
     CIRRUS_SHELL: powershell
     MSYS: winsymlinks:nativestrict
     MSYSTEM: MINGW64
-    MSYS2_URL: https://github.com/msys2/msys2-installer/releases/download/2021-04-19/msys2-base-x86_64-20210419.sfx.exe
+    MSYS2_URL: https://github.com/msys2/msys2-installer/releases/download/2022-05-03/msys2-base-x86_64-20220503.sfx.exe
     MSYS2_FINGERPRINT: 0
     MSYS2_PACKAGES: "
       diffutils git grep make pkg-config sed