doc: fix search JS

The search JS was failing due to a '\n' being in the version

doc/conf.py

@@ -53,7 +53,7 @@
 # The short X.Y version.
 version = '2.0'
 # The full version, including alpha/beta/rc tags.
-release = os.popen('../getversion').read()
+release = os.popen('../getversion').read().strip()
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.