Prepare 0.7.2 release

Author: dhuebner

yang-lsp/gradle/versions.gradle

@@ -1,4 +1,4 @@
-version = '0.7.2-SNAPSHOT'
+version = '0.7.2'
 
 ext.versions = [
     xtext: '2.26.0',

yang-lsp/release.md

@@ -1,7 +1,7 @@
 ### Steps to follow
 
 - Create local branch e.g. `release-0.5.0`
-- Update the version to `version = '0.5.0'` in `yang-lsp/gradle/versions.gradle` and commit
+- Update the version to `version = '0.5.0'` in `yang-lsp/gradle/versions.gradle` and __commit!!!__
 - Create a tag named `v0.5.0` and push tags to remote
 - Go to [Releases](https://github.com/theia-ide/yang-lsp/releases) GitHub page and initiate a new release by clicking __Draft a new release__
 - Select `v0.5.0` tag from the __Choose a tag__ dropdown, fill out the form and click __Publish release__