Qt-LGPL-exception-1.1: Drop the trailing space from the alt match

spdx-tools can't handle this at the moment:

On Fri, Mar 23, 2018 at 11:36:30PM +0000, Gary O'Neall wrote [1]:
> The second problem is including the trailing space in the matching
> text.  Since the matching software tokenizes and removes white
> space, it doesn't include the space in the match.  To work around
> this, just don't include any preceding or trailing white space in
> the match.

And while the extra leading whitespace in the no-prefix case isn't
very elegant, it's not a problem either.

[1]: #627 (comment)

src/exceptions/Qt-LGPL-exception-1.1.xml

@@ -7,7 +7,7 @@
       <notes>Used with the LGPL-2.1, which is mentioned explicitly in the exception text.</notes>
     <text>
       <titleText>
-         <p><alt name="nokia" match="|Nokia |The Qt Company ">The Qt Company </alt>Qt LGPL Exception version 1.1</p>
+         <p><alt name="nokia" match="|Nokia|The Qt Company">The Qt Company</alt> Qt LGPL Exception version 1.1</p>
       </titleText>
       <p>As an additional permission to the GNU Lesser General Public
        License version 2.1, the object code form of a "work that