don't create .version, it's redundant

Jenkinsfile.nightly_fastlane

@@ -22,7 +22,7 @@ timeout(90) {
       def apkUrl = ''
       def ipaUrl = ''
       def testPassed = true
-      def latest_tag;
+      def version;
 
       load "$HOME/env.groovy"
 
@@ -33,11 +33,9 @@ timeout(90) {
 
           checkout scm
 
+          version = readFile "${env.WORKSPACE}/VERSION"
+
           sh 'git fetch --tags'
-          latest_tag = sh(
-            returnStdout: true,
-            script: 'git describe --tags `git rev-list --tags=\'[0-9]*.[0-9]*.[0-9]*\' --max-count=1`'
-          ).trim()
           sh 'rm -rf node_modules'
           sh 'cp .env.nightly .env'
           sh 'lein deps'
@@ -62,7 +60,7 @@ timeout(90) {
         stage('Build (iOS)') {
           withCredentials([string(credentialsId: 'jenkins_pass', variable: 'password')]) {
             def build_no = sh(returnStdout: true, script: './scripts/build_no.sh --tag').trim()
-            sh ('plutil -replace CFBundleShortVersionString  -string ' + latest_tag + ' ios/StatusIm/Info.plist')
+            sh ('plutil -replace CFBundleShortVersionString  -string ' + version + ' ios/StatusIm/Info.plist')
             sh ('plutil -replace CFBundleVersion  -string ' + build_no + ' ios/StatusIm/Info.plist')
             sh 'export RCT_NO_LAUNCH_PACKAGER=true && xcodebuild -workspace ios/StatusIm.xcworkspace -scheme StatusIm -configuration release -archivePath status clean archive'
             sh ('security unlock-keychain -p ' + password + ' login.keychain')

Jenkinsfile.release

@@ -38,7 +38,6 @@ timeout(90) {
           checkout scm
 
           version = readFile "${env.WORKSPACE}/VERSION"
-          sh 'echo "' + version + '" > .version'
 
           sh 'git fetch --tags'
 

Jenkinsfile.upload_release

@@ -39,8 +39,6 @@ timeout(90) {
 
           version = readFile "${env.WORKSPACE}/VERSION"
 
-          sh 'echo "' + version + '" > .version'
-
           sh 'git fetch --tags'
 
           sh 'rm -rf node_modules'