doc: use "`<literal>`"-style quoting for literal strings

"'<string>'"-style quoting is not appropriate when quoting literal strings in the "Documentation/" subtree. In preparation for adding additional information to this section of git-for-each-ref(1)'s documentation, update them to use "`<literal>`" instead. Signed-off-by: Taylor Blau <me@ttaylorr.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Taylor Blau committed Oct 1, 2017 at 09:18 UTC ced1f08b7b0b625a3ce21185573c80e7ada1e3fa
1 file changed +3 -3
Documentation/git-for-each-ref.txt
+3 -3
@@ -213,12 +213,12 @@ and `date` to extract the named component.
213 The complete message in a commit and tag object is `contents`.
214 Its first line is `contents:subject`, where subject is the concatenation
215 of all lines of the commit message up to the first blank line. The next
216 -line is 'contents:body', where body is all of the lines after the first
216 +line is `contents:body`, where body is all of the lines after the first
217 blank line. The optional GPG signature is `contents:signature`. The
218 first `N` lines of the message is obtained using `contents:lines=N`.
219 Additionally, the trailers as interpreted by linkgit:git-interpret-trailers[1]
220 -are obtained as 'trailers' (or by using the historical alias
221 -'contents:trailers').
220 +are obtained as `trailers` (or by using the historical alias
221 +`contents:trailers`).
222
223 For sorting purposes, fields with numeric values sort in numeric order
224 (`objectsize`, `authordate`, `committerdate`, `creatordate`, `taggerdate`).