Update README.md, remove the keytool section

README.md

@@ -59,22 +59,6 @@ Optional visual styles are accessible after a contribution (and a congratulatory
 
 [Version [differences](https://github.com/Kunzisoft/KeePassDX/wiki/FAQ#why-a-libre-and-free-version)]
 
-## Verify the authenticity of the downloaded app from GitHub
-1- Download the latest app from [GitHub releases](https://github.com/Kunzisoft/KeePassDX/releases/latest). <br>
-2- Open the directory where you saved the downloaded file in the Terminal on Linux/MacOS. <br>
-3- You must have `keytool` command installed. <br>
-4- Depending on the flavor you downloaded, run:
-```
-keytool -printcert -jarfile KeePassDX-*-libre.apk | grep '7D:55:B8:AF:21:03:81:AA:BF:96:0F:07:E1:7C:F7:85:7B:6D:2A:64:2C:A2:DA:6B:F0:BD:F1:B2:00:36:2F:04'
-```
-Or:
-```
-keytool -printcert -jarfile KeePassDX-*-free.apk | grep '7D:55:B8:AF:21:03:81:AA:BF:96:0F:07:E1:7C:F7:85:7B:6D:2A:64:2C:A2:DA:6B:F0:BD:F1:B2:00:36:2F:04'
-```
-You should get this output:
-```
-SHA256: 7D:55:B8:AF:21:03:81:AA:BF:96:0F:07:E1:7C:F7:85:7B:6D:2A:64:2C:A2:DA:6B:F0:BD:F1:B2:00:36:2F:04
-```
 ## Frequently Asked Questions
 
 Other questions? You can read the [FAQ](https://github.com/Kunzisoft/KeePassDX/wiki/FAQ)