Feat add hotjar config to studio (#32109)

* feat: add hotjar tracking to studio

* feat: add hotjar config to studio

* fix: remove xss lint error

cms/envs/common.py

@@ -652,6 +652,9 @@ OPTIMIZELY_FULLSTACK_SDK_KEY = None
 ######################## GOOGLE ANALYTICS ###########################
 GOOGLE_ANALYTICS_ACCOUNT = None
 
+######################## HOTJAR ###########################
+HOTJAR_ID = 00000
+
 ############################# TEMPLATE CONFIGURATION #############################
 # Mako templating
 import tempfile

cms/templates/base.html

@@ -82,7 +82,7 @@ from openedx.core.release import RELEASE_LINE
     <script>
       (function(h,o,t,j,a,r){
           h.hj=h.hj||function(){(h.hj.q=h.hj.q||[]).push(arguments)};
-          h._hjSettings={hjid:3456569,hjsv:6};
+          h._hjSettings={hjid: Number("${settings.HOTJAR_ID |n, js_escaped_string}"),hjsv:6};
           a=o.getElementsByTagName('head')[0];
           r=o.createElement('script');r.async=1;
           r.src=t+h._hjSettings.hjid+j+h._hjSettings.hjsv;