git-am.txt: advertise 'git am --abort' instead of 'rm .git/rebase-apply'

[git] / t / t5100 / patch0015--no-inbody-headers

---
diff --git a/foo b/foo
index e69de29..d95f3ad 100644
--- a/foo
+++ b/foo
@@ -0,0 +1 @@
+content