More CVE fixes (#1843)

* Bump pyopenssl due to cve

Signed-off-by: Ayush Dattagupta <ayushdg95@gmail.com>

* remove diskcache since it's unused

Signed-off-by: Ayush Dattagupta <ayushdg95@gmail.com>

* Update pyproject.toml

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Signed-off-by: Ayush Dattagupta <ayushdg95@gmail.com>

* Re-add diskcache since it's a required import in vllm 0.15.1

Signed-off-by: Ayush Dattagupta <ayushdg95@gmail.com>

---------

Signed-off-by: Ayush Dattagupta <ayushdg95@gmail.com>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>

Author: ayushdg

pyproject.toml

@@ -271,6 +271,7 @@ constraint-dependencies = [
     "pillow>=12.1.1", # Address CVE GHSA-cfh3-3jmp-rvhc
     "protobuf>=5.29.6,<7.0", # Address CVE GHSA-8qvm-5x2c-j2w7; <7.0 due to ray serve FieldDescriptor API breakage
     "pyasn1>=0.6.2", # Address CVE GHSA-63vm-454h-vhhq
+    "pyopenssl>=26.0.0", # Address CVE GHSA-5pwr-322w-8jr4
     "python-multipart>=0.0.22", # Address CVE GHSA-wp53-j4wj-2cfg
     "starlette>=0.49.1", # Address CVE GHSA-7f5h-v6xp-fcq8
     "urllib3>=2.6.3", # Address CVE GHSA-38jv-5279-wg99