CHANGELOG.md in opentelemetry-instrumentation-mongo-0.12.0 vs CHANGELOG.md in opentelemetry-instrumentation-mongo-0.13.0

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 # Release History: opentelemetry-instrumentation-mongo
 
+### v0.13.0 / 2021-01-29
+
+* FIXED: Mongo Instrumenter: Do not send nil attributes 
+
 ### v0.12.0 / 2020-12-24
 
 * (No significant changes)
 
 ### v0.11.0 / 2020-12-11
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