Unpinned pandas pip version

Related-PROD: PROD-36943
Change-Id: I0629135be9ba84b4685e167ad76044ec93301aec
diff --git a/requirements.txt b/requirements.txt
index 4f85fd1..e3ebea6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 jinja2 # BSD License (BSD-3-Clause)
 kubernetes==26.1.*
-pandas==2.2.2 # BSD License (BSD-3-Clause)
+pandas # BSD License (BSD-3-Clause)
 paramiko==2.7.2 # LGPLv2.1+
 pytest==7.4.4 # MIT
 python-cinderclient==6.0.0 # Apache-2.0