fix: Upgrade starlette>=0.40.0 to address pulse scan (#7896)

Author: rmccorm4

python/openai/requirements.txt

@@ -25,8 +25,11 @@
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 # FastAPI Application
-fastapi==0.111.1
+fastapi==0.115.6
 # Fix httpx version to avoid bug in openai library:
 # https://community.openai.com/t/error-with-openai-1-56-0-client-init-got-an-unexpected-keyword-argument-proxies/1040332/3
 httpx==0.27.2
 openai==1.40.6
+# Minimum starlette version needed to address CVE:
+# https://github.com/advisories/GHSA-f96h-pmfr-66vw
+starlette>=0.40.0