[PATCH] tests: do not use "slave branch" nomenclature

[Paolo Bonzini <bonzini@gnu.org>]

From: Paolo Bonzini <pbonzini@redhat.com>

Git does not have slave branches and has never had.  Independent
of any future change to the naming of branches, remove the sole
appearance of the term.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 t/t4014-format-patch.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/t/t4014-format-patch.sh b/t/t4014-format-patch.sh
index 575e079cc2..3e5b921b0f 100755
--- a/t/t4014-format-patch.sh
+++ b/t/t4014-format-patch.sh
@@ -81,16 +81,16 @@ test_expect_success 'format-patch --ignore-if-in-upstream handles tags' '
 '
 
 test_expect_success "format-patch doesn't consider merge commits" '
-	git checkout -b slave master &&
+	git checkout -b branch master &&
 	echo "Another line" >>file &&
 	test_tick &&
-	git commit -am "Slave change #1" &&
+	git commit -am "Branch change #1" &&
 	echo "Yet another line" >>file &&
 	test_tick &&
-	git commit -am "Slave change #2" &&
+	git commit -am "Branch change #2" &&
 	git checkout -b merger master &&
 	test_tick &&
-	git merge --no-ff slave &&
+	git merge --no-ff branch &&
 	git format-patch -3 --stdout >patch &&
 	grep "^From " patch >from &&
 	test_line_count = 3 from
-- 
2.25.4