[PATCH] perf: update documentation of GIT_PERF_REPEAT_COUNT

Currently the documentation of GIT_PERF_REPEAT_COUNT says the default is
five while "perf-lib.sh" uses a value of three as a default.

Update the documentation so that it is consistent with the code.

Signed-off-by: Antoine Pelisse <redacted>
---
 t/perf/README |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/t/perf/README b/t/perf/README
index b2dbad4..c552f56 100644
--- a/t/perf/README
+++ b/t/perf/README

@@ -56,7 +56,7 @@ You can set the following variables (also in your config.mak):
 
     GIT_PERF_REPEAT_COUNT
 	Number of times a test should be repeated for best-of-N
-	measurements.  Defaults to 5.
+	measurements.  Defaults to 3.
 
     GIT_PERF_MAKE_OPTS
 	Options to use when automatically building a git tree for

-- 
1.7.9.5