btrfs-progs: README: spelling fixes

Signed-off-by: Diego Viola <[email protected]>

Author: diegoviola

README.md

@@ -31,7 +31,7 @@ Release cycle
 -------------
 
 The major version releases are time-based and follow the cycle of the linux
-kernel releases. The cycle usually takes 2 months. A minor version releases may
+kernel releases. The cycle usually takes 2 months. A minor version release may
 happen in the meantime if there are bug fixes or minor useful improvements
 queued.
 
@@ -49,7 +49,7 @@ architecture (with maximum backward compatibility), inside the [Github Actions
 workflow](https://github.com/kdave/btrfs-progs/actions/workflows/artifacts-static-build.yml).
 The `btrfs.box` is an all-in-one tool in the [busybox](https://www.busybox.net)
 style, the functionality is determined by the binary names (either symlink,
-hradlink or a file copy).
+hardlink or a file copy).
 
 ### Feature compatibility
 
@@ -106,7 +106,7 @@ The development model of btrfs-progs shares a lot with the kernel model. The
   change, you can read more about the
   [The Developer's Certificate of Origin (chapter 11)](https://www.kernel.org/doc/html/latest/process/submitting-patches.html#sign-your-work-the-developer-s-certificate-of-origin)
   * if you are not used to the signed-off style, your contributions won't be
-    rejected just because of it's missing, the _Author:_ tag will be added as a
+    rejected just because of it missing, the _Author:_ tag will be added as a
     substitute in order to allow contributions without much bothering with
     formalities