ci: update buildscript to use 2020 LTS version

Author: willpassidomo

ProjectSettings/ProjectVersion.txt

@@ -1,2 +1,2 @@
-m_EditorVersion: 2020.3.0f1
-m_EditorVersionWithRevision: 2020.3.0f1 (c7b5465681fb)
+m_EditorVersion: 2020.3.32f1
+m_EditorVersionWithRevision: 2020.3.32f1 (12f8b0834f07)

buildscript.sh

@@ -4,7 +4,7 @@
 
 project_dir=${PWD}
 
-/Applications/Unity/Hub/Editor/2020.3.0f1/Unity.app/Contents/MacOS/Unity \
+/Applications/Unity/Hub/Editor/2020.3.32f1/Unity.app/Contents/MacOS/Unity \
     -projectPath "${PWD}" \
     -logFile \
     -exportPackage Assets/mParticle/MParticle.cs \