move to older version of libraries inorder to avoid bug in dwavesyste…

…ms/dwave-system#536

requirements.txt

@@ -1,12 +1,16 @@
 # Automatically generated by https://github.com/damnever/pigar.
 
-matplotlib==3.9.2
+matplotlib==3.7.5
+numpy==1.24.4
+pandas==2.0.3
 plotly==5.24.1
 seaborn==0.13.2
 
 WARNING(pigar): some manual fixes are required since pigar has found duplicate requirements for the same import name.
 # WARNING(pigar): the following duplicate requirements are for import name: dwave
-dwave-cloud-client==0.13.0
-dwave-preprocessing==0.6.6
-dwave-samplers==1.3.0
-dwave-system==1.26.0
+dwave-cloud-client==0.12.0
+dwave-inspector==0.5.0.post0
+dwave-optimization==0.1.0
+dwave-preprocessing==0.6.5
+dwave-samplers==1.2.0
+dwave-system==1.25.0