hgweb: remove redundant rstrip filter

mercurial/hgweb.py

@@ -165,7 +165,6 b' class templater:'
 common_filters = {
     "escape": cgi.escape,
     "strip": lambda x: x.strip(),
-    "rstrip": lambda x: x.rstrip(),
     "age": age,
     "date": lambda x: util.datestr(x),
     "addbreaks": nl2br,

templates/changelogentry-rss.tmpl

@@ -1,5 +1,5 b''
 <item>
-    <title>#desc|strip|firstline|rstrip|escape#</title>
+    <title>#desc|strip|firstline|strip|escape#</title>
     <link>#url#?cs=#node|short#</link>
     <description><![CDATA[#desc|strip|escape|addbreaks#]]></description>
     <author>#author|obfuscate#</author>

templates/filelogentry-rss.tmpl

@@ -1,5 +1,5 b''
 <item>
-    <title>#desc|strip|firstline|rstrip|escape#</title>
+    <title>#desc|strip|firstline|strip|escape#</title>
     <link>#url#?f=#filenode|short#;file=#file#</link>
     <description><![CDATA[#desc|strip|escape|addbreaks#]]></description>
     <author>#author|obfuscate#</author>