Fix sidebar title

Author: Shati Patel

docs/language/ql-handbook/conf.py

@@ -41,7 +41,7 @@
 master_doc = 'index'
 
 # Project-specific information.
-project = u'QL language handbook'
+project = u'QL language reference'
 
 # The version info for this project, if different from version and release in main conf.py file.
 # The short X.Y version.
@@ -53,10 +53,10 @@
 
 # The name for this set of Sphinx documents.  If None, it defaults to
 # "<project> v<release> documentation".
-html_title = 'QL language handbook'
+html_title = 'QL language reference'
 
 # Output file base name for HTML help builder.
-htmlhelp_basename = 'QL language handbook'
+htmlhelp_basename = 'QL language reference'
 
 # -- Currently unused, but potentially useful, configs--------------------------------------