Added new section

Added new Call blocker section and moved related apps to it. Also added another app in this section

README.md

@@ -76,8 +76,7 @@ Table of Contents
 - [**DNS66**](https://github.com/julian-klode/dns66) <sup>**[[F-Droid](https://f-droid.org/app/org.jak_linux.dns66)]**</sup>
 - [**DNSFilter**](https://github.com/IngoZenz/personaldnsfilter) <sup>**[[F-Droid](https://f-droid.org/app/dnsfilter.android)]**</sup>
 - [**TrackerControl**](https://github.com/OxfordHCC/tracker-control-android) <sup>**[[F-Droid](https://f-droid.org/app/net.kollnig.missioncontrol.fdroid)]**</sup>
-- [**NoPhoneSpam**](https://gitlab.com/bitfireAT/NoPhoneSpam) <sup>**[[F-Droid](https://f-droid.org/app/at.bitfire.nophonespam)]**</sup>
-- [**Yet Another Call Blocker**](https://gitlab.com/xynngh/YetAnotherCallBlocker) <sup>**[[F-Droid](https://f-droid.org/app/dummydomain.yetanothercallblocker)]**</sup>
+
 
 ### • Automation
 - [**Easer**](https://github.com/renyuneyun/Easer) <sup>**[[F-Droid](https://f-droid.org/app/ryey.easer)]**</sup>
@@ -106,6 +105,12 @@ Table of Contents
 - [**Simple Calendar**](https://github.com/SimpleMobileTools/Simple-Calendar) <sup>**[[F-Droid](https://f-droid.org/app/com.simplemobiletools.calendar.pro)]**</sup>
 
 
+### • Call Blocker and Spam Filter
+- [**NoPhoneSpam**](https://gitlab.com/bitfireAT/NoPhoneSpam) <sup>**[[F-Droid](https://f-droid.org/app/at.bitfire.nophonespam)]**</sup>
+- [**Yet Another Call Blocker**](https://gitlab.com/xynngh/YetAnotherCallBlocker) <sup>**[[F-Droid](https://f-droid.org/app/dummydomain.yetanothercallblocker)]**</sup>
+- [**Silence**](https://github.com/x13a/Silence) <sup>**[[F-Droid](https://f-droid.org/app/me.lucky.silence)]**</sup>
+
+
 ### • Camera
 - [**Open Camera**](http://opencamera.sourceforge.net/) <sup>**[[F-Droid](https://f-droid.org/app/net.sourceforge.opencamera)]**</sup>
 - [**Simple Camera**](https://github.com/SimpleMobileTools/Simple-Camera) <sup>**[[F-Droid](https://f-droid.org/app/com.simplemobiletools.camera)]**</sup>