[Docs] Fix minor differences in docs/newbs_git_resynchronize_a_branch…

….md (qmk#7728)

docs/newbs_git_resynchronize_a_branch.md

@@ -1,6 +1,6 @@
 # Resynchronizing an Out-of-Sync Git Branch
 
-Suppose you have committed to your `master` branch, and now need to update your QMK repository. You could `git pull` QMK's `master` branch into your own, but GitHub will tell you that your commit is a number of commits ahead of `qmk:master`, which can create issues if you want to make a pull request to QMK.
+Suppose you have committed to your `master` branch, and now need to update your QMK repository. You could `git pull` QMK's `master` branch into your own, but GitHub will tell you that your branch is a number of commits ahead of `qmk:master`, which can create issues if you want to make a pull request to QMK.
 
 ?> This document builds upon the concepts detailed in [Your Fork's Master: Update Often, Commit Never](newbs_git_using_your_master_branch.md). If you are not familiar with that document, please read it first, then return here.