remove repetitive words

Signed-off-by: pengqiseven <912170095@qq.com>

text/1252-open-options.md

@@ -56,7 +56,7 @@ time. No guarantees are made about the order writes end up in the file though.
 Note: sadly append-mode is not atomic on NFS filesystems.
 
 One maybe obvious note when using append-mode: make sure that all data that
-belongs together, is written the file in one operation. This can be done
+belongs together, is written to the file in one operation. This can be done
 by concatenating strings before passing them to `write()`, or using a buffered
 writer (with a more than adequately sized buffer) and calling `flush()` when the
 message is complete.

text/2027-object_safe_for_dispatch.md

@@ -83,7 +83,7 @@ dispatch.
 [how-we-teach-this]: #how-we-teach-this
 
 This is just a slight tweak to how object safety is implemented. We will need
-to make sure the official documentation is accurate to the rules,
+to make sure that the official documentation is accurate to the rules,
 especially the reference.
 
 However, this does not need to be **highlighted** to users per se in the