t/t3501-revert-cherry-pick.sh: clarify scope of the file

The file started out as a test for picks and reverts with renames, but
has been subsequently populated with all kinds of basic tests, in
accordance with its generic name. Adjust the description to reflect
that.

Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

t/t3501-revert-cherry-pick.sh

@@ -1,14 +1,6 @@
 #!/bin/sh
 
-test_description='test cherry-pick and revert with renames
-
-  --
-   + rename2: renames oops to opos
-  +  rename1: renames oops to spoo
-  +  added:   adds extra line to oops
-  ++ initial: has lines in oops
-
-'
+test_description='miscellaneous basic tests for cherry-pick and revert'
 
 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
@@ -63,6 +55,14 @@ test_expect_success 'revert --nonsense' '
 	test_i18ngrep "[Uu]sage:" msg
 '
 
+# the following two test cherry-pick and revert with renames
+#
+# --
+#  + rename2: renames oops to opos
+# +  rename1: renames oops to spoo
+# +  added:   adds extra line to oops
+# ++ initial: has lines in oops
+
 test_expect_success 'cherry-pick after renaming branch' '
 
 	git checkout rename2 &&