Revert "DRTVWR-601: Drop 32-bit Windows build of llphysicsextension_stub."

This reverts commit d07cd115e3.

autobuild.xml

@@ -1652,6 +1652,18 @@
             <key>name</key>
             <string>linux64</string>
           </map>
+          <key>windows</key>
+          <map>
+            <key>archive</key>
+            <map>
+              <key>hash</key>
+              <string>2e5f1f7046a49d8b0bc295aa878116bc</string>
+              <key>url</key>
+              <string>http://automated-builds-secondlife-com.s3.amazonaws.com/ct2/60043/564063/llphysicsextensions_stub-1.0.542456-windows-542456.tar.bz2</string>
+            </map>
+            <key>name</key>
+            <string>windows</string>
+          </map>
         </map>
         <key>license</key>
         <string>internal</string>