CU-8699u4p99: Explicitly add elasticsearch dependency.

Also allow later eland versions.

Author: mart-r

requirements.txt

@@ -1,7 +1,8 @@
 spacy>=3.6.0,<4.0
 medcat~=1.16.0
 plotly~=5.19.0
-eland==8.12.1
+elasticsearch~=8.18.1
+eland~=8.12
 en_core_web_md @ https://github.com/explosion/spacy-models/releases/download/en_core_web_md-3.8.0/en_core_web_md-3.8.0-py3-none-any.whl
 ipyfilechooser
 jupyter_contrib_nbextensions