Update otel/opentelemetry-collector Docker tag to v0.131.1

Author: renovate[bot]

functional/otlp/Dockerfile

@@ -1,7 +1,7 @@
 # Copyright The OpenTelemetry Authors
 # SPDX-License-Identifier: Apache-2.0
 
-FROM otel/opentelemetry-collector:0.131.0@sha256:60950c82ddfdc36b757c5e193a797ebf977e70b2d1787add3f5d45cdc60a2f8d
+FROM otel/opentelemetry-collector:0.131.1@sha256:e601f0d6d77e6d61491db0d79d45534ac7d9c8c655a8d69085a0000257895059
 COPY . .
 CMD ["--config", "/otel-cpp/otel-config.yaml"]
 EXPOSE 4317