[PR PATCH] README.md: removing duplicated word and fixing sentence

[carvalhudo <carvalhudo@users.noreply.github.com>]

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There is a new pull request by carvalhudo against master on the void-packages repository

https://github.com/carvalhudo/void-packages readme_improvements
https://github.com/void-linux/void-packages/pull/42364

README.md: removing duplicated word and fixing sentence
#### Testing the changes
- I tested the changes in this PR: **YES**

A patch file from https://github.com/void-linux/void-packages/pull/42364.patch is attached

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From c2fc6b572d23c3c85840be3e240638d16708cc89 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20L=2E=20C=2E=20Moreira?= <alcm99@gmail.com>
Date: Mon, 20 Feb 2023 15:38:47 -0300
Subject: [PATCH] README.md: removing duplicated word and fixing sentence

---
 README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 3cf5d877a7ce..64de1385a90a 100644
--- a/README.md
+++ b/README.md
@@ -331,7 +331,7 @@ And then make a signature per package:
 If the RSA key was protected with a passphrase you'll have to type it, or alternatively set
 it via the `XBPS_PASSPHRASE` environment variable.
 
-Once the binary packages have been signed, check the repository contains the appropriate `hex fingerprint`:
+Once the binary packages have been signed, check if the repository contains the appropriate `hex fingerprint`:
 
 	$ xbps-query --repository=hostdir/binpkgs -vL
 	...
@@ -344,7 +344,7 @@ Each time a binary package is created, a package signature must be created with
 ### Rebuilding and overwriting existing local packages
 
 Packages are overwritten on every build to make getting package with changed build options easy.
-To make xbps-src skip build and preserve first package build with with given version and revision,
+To make xbps-src skip build and preserve first package build with given version and revision,
 same as in official void repository, set `XBPS_PRESERVE_PKGS=yes` in `etc/conf` file.
 
 Reinstalling a package in your target `rootdir` can be easily done too: