Merged PR 60607: Updated Versions.props - MicrosoftNativeQuicMsQuicSchannelVersion 2.4.18

Updated Versions.props -  MicrosoftNativeQuicMsQuicSchannelVersion 2.4.18

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#### AI description  (iteration 1)
#### PR Classification
Dependency version update to upgrade the MsQuic Schannel package from version 2.4.17 to 2.4.18.

#### PR Summary
This pull request updates the MsQuic Schannel dependency to a newer patch version.

- `/eng/Versions.props`: Updated `MicrosoftNativeQuicMsQuicSchannelVersion` from 2.4.17 to 2.4.18
<!-- GitOpsUserAgent=GitOps.Apps.Server.pullrequestcopilot -->

Author: vseanreesermsft

eng/Versions.props

@@ -229,7 +229,7 @@
     <MicrosoftNETCoreRuntimeICUTransportVersion>9.0.0-rtm.25627.1</MicrosoftNETCoreRuntimeICUTransportVersion>
     <MicrosoftNETCoreRuntimeICUTransportVersion>9.0.0-rtm.24466.4</MicrosoftNETCoreRuntimeICUTransportVersion>
     <!-- MsQuic -->
-    <MicrosoftNativeQuicMsQuicSchannelVersion>2.4.17</MicrosoftNativeQuicMsQuicSchannelVersion>
+    <MicrosoftNativeQuicMsQuicSchannelVersion>2.4.18</MicrosoftNativeQuicMsQuicSchannelVersion>
     <!-- Mono LLVM -->
     <runtimelinuxarm64MicrosoftNETCoreRuntimeMonoLLVMSdkVersion>19.1.0-alpha.1.26202.3</runtimelinuxarm64MicrosoftNETCoreRuntimeMonoLLVMSdkVersion>
     <runtimelinuxarm64MicrosoftNETCoreRuntimeMonoLLVMToolsVersion>19.1.0-alpha.1.26202.3</runtimelinuxarm64MicrosoftNETCoreRuntimeMonoLLVMToolsVersion>