Update werkzeug and protobuf versions for sample-app (CVE-2026-21860 and CVE-2025-66221) (opensearch-project#6476)

* Update werkzeug and protobuf versions for sample-app (CVE-2026-21860 and CVE-2025-66221)

Signed-off-by: Krishna Kondaka <krishkdk@amazon.com>

* Fixed build failure by replacing dash with flask

Signed-off-by: Krishna Kondaka <krishkdk@amazon.com>

* Fixed build failure by updating opentelemetry versions

Signed-off-by: Krishna Kondaka <krishkdk@amazon.com>

---------

Signed-off-by: Krishna Kondaka <krishkdk@amazon.com>

Author: kkondaka

examples/trace-analytics-sample-app/sample-app/requirements.txt

@@ -1,13 +1,13 @@
-dash==2.15.0
+flask==3.0.3
 mysql-connector==2.2.9
-opentelemetry-exporter-otlp==1.25.0
-opentelemetry-instrumentation-flask==0.46b0
-opentelemetry-instrumentation-mysql==0.46b0
-opentelemetry-instrumentation-requests==0.46b0
-opentelemetry-sdk==1.25.0
-protobuf==4.25.8
+opentelemetry-exporter-otlp==1.39.1
+opentelemetry-instrumentation-flask==0.60b1
+opentelemetry-instrumentation-mysql==0.60b1
+opentelemetry-instrumentation-requests==0.60b1
+opentelemetry-sdk==1.39.1
+protobuf==6.33.5
 requests==2.32.4
 setuptools==78.1.1
 urllib3==2.6.3
-werkzeug==3.0.6
+werkzeug==3.1.5
 zipp==3.19.1