[PATCH] config.txt: fix typo

Signed-off-by: Martin Ågren <redacted>
---
 I spotted this one going through the doc-diff between v2.33.0 and
 9d530dc002 ("The fourteenth batch", 2021-10-18),

 The original topic is js/expand-runtime-prefix.

 Documentation/config.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 0c0e6b859f..1167e88e34 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt

@@ -304,7 +304,7 @@ path relative to Git's "runtime prefix", i.e. relative to the location
 where Git itself was installed. For example, `%(prefix)/bin/` refers to
 the directory in which the Git executable itself lives. If Git was
 compiled without runtime prefix support, the compiled-in prefix will be
-subsituted instead. In the unlikely event that a literal path needs to
+substituted instead. In the unlikely event that a literal path needs to
 be specified that should _not_ be expanded, it needs to be prefixed by
 `./`, like so: `./%(prefix)/bin`.

--

2.33.1.711.g9d530dc002