environ: simplify description of GIT_INDEX_FILE

Signed-off-by: Junio C Hamano <gitster@pobox.com>

Junio C Hamano committed Sep 15, 2022 at 09:06 UTC b724df6b559d895b035cafa6f7e55216f581f7c1
1 file changed +1 -1
Documentation/git.txt
+1 -1
@@ -455,7 +455,7 @@ is worth noting that they may be used/overridden by SCMS sitting above
455 Git so take care if using a foreign front-end.
456
457 `GIT_INDEX_FILE`::
458 - This environment allows the specification of an alternate
458 + This environment variable specifies an alternate
459 index file. If not specified, the default of `$GIT_DIR/index`
460 is used.
461