[release] Prepare release core-1.14.0-rc.1 (#6634)

Co-authored-by: opentelemetrybot <[email protected]>

Author: otelbot-dotnet[bot]

src/OpenTelemetry.Api.ProviderBuilderExtensions/CHANGELOG.md

@@ -7,6 +7,10 @@ Notes](../../RELEASENOTES.md).
 
 ## Unreleased
 
+## 1.14.0-rc.1
+
+Released 2025-Oct-21
+
 * **Breaking Change** When targeting `net8.0`, the package now depends on version
   `8.0.0` of the `Microsoft.Extensions.DependencyInjection.Abstractions` NuGet package.
   ([#6327](https://github.com/open-telemetry/opentelemetry-dotnet/pull/6327))

src/OpenTelemetry.Api/CHANGELOG.md

@@ -6,6 +6,10 @@ Notes](../../RELEASENOTES.md).
 
 ## Unreleased
 
+## 1.14.0-rc.1
+
+Released 2025-Oct-21
+
 * Add support for .NET 10.0.
   ([#6307](https://github.com/open-telemetry/opentelemetry-dotnet/pull/6307))
 

src/OpenTelemetry.Exporter.Console/CHANGELOG.md

@@ -6,6 +6,10 @@ Notes](../../RELEASENOTES.md).
 
 ## Unreleased
 
+## 1.14.0-rc.1
+
+Released 2025-Oct-21
+
 * **Breaking Change** When targeting `net8.0`, the package now depends on version
   `8.0.0` of the `Microsoft.Extensions.DependencyInjection.Abstractions`,
   `Microsoft.Extensions.Diagnostics.Abstractions` and

src/OpenTelemetry.Exporter.InMemory/CHANGELOG.md

@@ -6,6 +6,10 @@ Notes](../../RELEASENOTES.md).
 
 ## Unreleased
 
+## 1.14.0-rc.1
+
+Released 2025-Oct-21
+
 * **Breaking Change** When targeting `net8.0`, the package now depends on version
   `8.0.0` of the `Microsoft.Extensions.DependencyInjection.Abstractions`,
   `Microsoft.Extensions.Diagnostics.Abstractions` and

src/OpenTelemetry.Exporter.OpenTelemetryProtocol/CHANGELOG.md

@@ -7,6 +7,10 @@ Notes](../../RELEASENOTES.md).
 
 ## Unreleased
 
+## 1.14.0-rc.1
+
+Released 2025-Oct-21
+
 * Changed histogram protobuf serialization to use packed format for `bucket_counts`
   and `explicit_bounds` to be specification-compliant and fix issues with strict
   OTLP parsers. Lenient parsers should handle both formats.

src/OpenTelemetry.Exporter.Zipkin/CHANGELOG.md

@@ -6,6 +6,10 @@ Notes](../../RELEASENOTES.md).
 
 ## Unreleased
 
+## 1.14.0-rc.1
+
+Released 2025-Oct-21
+
 * **Breaking Change** When targeting `net8.0`, the package now depends on version
   `8.0.0` of the `Microsoft.Extensions.DependencyInjection.Abstractions`,
   `Microsoft.Extensions.Diagnostics.Abstractions` and

src/OpenTelemetry.Extensions.Hosting/CHANGELOG.md

@@ -6,6 +6,10 @@ Notes](../../RELEASENOTES.md).
 
 ## Unreleased
 
+## 1.14.0-rc.1
+
+Released 2025-Oct-21
+
 * **Breaking Change** When targeting `net8.0`, the package now depends on version
   `8.0.0` of the `Microsoft.Extensions.DependencyInjection.Abstractions`,
   `Microsoft.Extensions.Diagnostics.Abstractions`,

src/OpenTelemetry.Extensions.Propagators/CHANGELOG.md

@@ -6,6 +6,10 @@ covering all components see: [Release Notes](../../RELEASENOTES.md).
 
 ## Unreleased
 
+## 1.14.0-rc.1
+
+Released 2025-Oct-21
+
 * Add support for .NET 10.0.
   ([#6307](https://github.com/open-telemetry/opentelemetry-dotnet/pull/6307))
 

src/OpenTelemetry/CHANGELOG.md

@@ -6,6 +6,10 @@ Notes](../../RELEASENOTES.md).
 
 ## Unreleased
 
+## 1.14.0-rc.1
+
+Released 2025-Oct-21
+
 * **Breaking Change** When targeting `net8.0`, the package now depends on version
   `8.0.0` of the `Microsoft.Extensions.DependencyInjection.Abstractions`,
   `Microsoft.Extensions.Diagnostics.Abstractions` and