[PATCH] diff-options.txt: correct command syntax

[Adam Dinwoodie <adam@xxxxxxxxxxxxx>]

Change the example arguments in the description of the -G diff argument
to be consistent throughout the description.

Signed-off-by: Adam Dinwoodie <adam@xxxxxxxxxxxxx>
---
 Documentation/diff-options.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/diff-options.txt b/Documentation/diff-options.txt
index 09faee3b44..84a74cb2da 100644
--- a/Documentation/diff-options.txt
+++ b/Documentation/diff-options.txt
@@ -561,19 +561,19 @@ Binary files are searched as well.
 -G<regex>::
 	Look for differences whose patch text contains added/removed
 	lines that match <regex>.
 +
 To illustrate the difference between `-S<regex> --pickaxe-regex` and
 `-G<regex>`, consider a commit with the following diff in the same
 file:
 +
 ----
 +    return !regexec(regexp, two->ptr, 1, &regmatch, 0);
 ...
 -    hit = !regexec(regexp, mf2.ptr, 1, &regmatch, 0);
 ----
 +
-While `git log -G"regexec\(regexp"` will show this commit, `git log
--S"regexec\(regexp" --pickaxe-regex` will not (because the number of
+While `git log -G<regex>` will show this commit, `git log
+-S<regex> --pickaxe-regex` will not (because the number of
 occurrences of that string did not change).
 +
 Unless `--text` is supplied patches of binary files without a textconv
-- 
2.25.0