Hashtags: For more than just social media

src/OpenTelemetry/CHANGELOG.md

@@ -18,25 +18,25 @@
   ([#2916](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2916))
 
 * Perf improvement for Histogram, by implementing lock-free updates.
-  ([2951](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2951))
+  ([#2951](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2951))
 
 ## 1.2.0-rc2
 
 Released 2022-Feb-02
 
 * Make `MetricPoint` of `MetricPointAccessor` readonly.
-  ([2736](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2736))
+  ([#2736](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2736))
 
 * Fail-fast when using AddView with guaranteed conflict.
-  ([2751](https://github.com/open-telemetry/opentelemetry-dotnet/issues/2751))
+  ([#2751](https://github.com/open-telemetry/opentelemetry-dotnet/issues/2751))
 
 * Swallow `ObjectDisposedException` from the `BatchExportProcessor` worker
   thread.
-  ([2844](https://github.com/open-telemetry/opentelemetry-dotnet/issues/2844))
+  ([#2844](https://github.com/open-telemetry/opentelemetry-dotnet/issues/2844))
 
 * Performance improvement: when emitting metrics, users are strongly advised to
   provide tags with same Key order, to achieve maximum performance.
-  ([2805](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2805/files))
+  ([#2805](https://github.com/open-telemetry/opentelemetry-dotnet/pull/2805))
 
 ## 1.2.0-rc1