Trim the trailing space off keywords with values.

src/parser/keyword.rs

@@ -49,7 +49,11 @@ fn _filtered_keyword<'s, F: Matcher>(
     // TODO: When key is a member of org-element-parsed-keywords, value can contain the standard set objects, excluding footnote references.
     let (remaining, (consumed_input, (_, _, parsed_key, _))) =
         consumed(tuple((space0, tag("#+"), key_parser, tag(":"))))(input)?;
-    match tuple((space0, alt((line_ending, eof))))(remaining) {
+    match tuple((
+        space0::<OrgSource<'_>, CustomError<OrgSource<'_>>>,
+        alt((line_ending, eof)),
+    ))(remaining)
+    {
         Ok((remaining, _)) => {
             return Ok((
                 remaining,
@@ -60,10 +64,13 @@ fn _filtered_keyword<'s, F: Matcher>(
                 },
             ));
         }
-        err @ Err(_) => err?,
+        Err(_) => {}
     };
     let (remaining, _ws) = space1(remaining)?;
-    let (remaining, parsed_value) = is_not("\r\n")(remaining)?;
+    let (remaining, parsed_value) = recognize(many_till(
+        anychar,
+        peek(tuple((space0, alt((line_ending, eof))))),
+    ))(remaining)?;
     let (remaining, _ws) = tuple((space0, alt((line_ending, eof))))(remaining)?;
     Ok((
         remaining,