MSBuildDeps: map armv7 and armv8 msbuild platforms

Fixes #11504

conan/tools/microsoft/msbuilddeps.py

@@ -6,6 +6,7 @@
 from jinja2 import Template
 
 from conan.tools._check_build_profile import check_using_build_profile
+from conan.tools.microsoft.msbuild import msbuild_arch
 from conans.errors import ConanException
 from conans.util.files import load, save
 
@@ -105,8 +106,7 @@ class MSBuildDeps(object):
     def __init__(self, conanfile):
         self._conanfile = conanfile
         self.configuration = conanfile.settings.build_type
-        self.platform = {'x86': 'Win32',
-                         'x86_64': 'x64'}.get(str(conanfile.settings.arch))
+        self.platform = msbuild_arch(conanfile.settings.arch)
         # ca_exclude section
         # TODO: Accept single strings, not lists
         self.exclude_code_analysis = self._conanfile.conf.get("tools.microsoft.msbuilddeps:exclude_code_analysis",