coal/paper: Turn <img> into <img/> where missing

templates/paper/error.tmpl

@@ -7,7 +7,7 b''
 <div class="menu">
 <div class="logo">
 <a href="http://www.selenic.com/mercurial/">
-<img src="{staticurl}hglogo.png" width=75 height=90 border=0 alt="mercurial"></a>
+<img src="{staticurl}hglogo.png" width=75 height=90 border=0 alt="mercurial" /></a>
 </div>
 <ul>
 <li><a href="{url}shortlog{sessionvars%urlparameter}">log</a></li>

templates/paper/index.tmpl

@@ -6,7 +6,7 b''
 <div class="container">
 <div class="menu">
 <a href="http://www.selenic.com/mercurial/">
-<img src="{staticurl}hglogo.png" width=75 height=90 border=0 alt="mercurial"></a>
+<img src="{staticurl}hglogo.png" width=75 height=90 border=0 alt="mercurial" /></a>
 </div>
 <div class="main">
 <h2>Mercurial Repositories</h2>

tests/test-hgweb-filelog.out

@@ -421,7 +421,7 b' 404 Not Found'
 <div class="menu">
 <div class="logo">
 <a href="http://www.selenic.com/mercurial/">
-<img src="/static/hglogo.png" width=75 height=90 border=0 alt="mercurial"></a>
+<img src="/static/hglogo.png" width=75 height=90 border=0 alt="mercurial" /></a>
 </div>
 <ul>
 <li><a href="/shortlog">log</a></li>

tests/test-hgweb.out

@@ -36,7 +36,7 b' 404 Not Found'
 <div class="menu">
 <div class="logo">
 <a href="http://www.selenic.com/mercurial/">
-<img src="/static/hglogo.png" width=75 height=90 border=0 alt="mercurial"></a>
+<img src="/static/hglogo.png" width=75 height=90 border=0 alt="mercurial" /></a>
 </div>
 <ul>
 <li><a href="/shortlog">log</a></li>
@@ -105,7 +105,7 b' 404 Not Found'
 <div class="menu">
 <div class="logo">
 <a href="http://www.selenic.com/mercurial/">
-<img src="/static/hglogo.png" width=75 height=90 border=0 alt="mercurial"></a>
+<img src="/static/hglogo.png" width=75 height=90 border=0 alt="mercurial" /></a>
 </div>
 <ul>
 <li><a href="/shortlog">log</a></li>