fix(deps): update dependency powershell to v7.6.2

| datasource      | package               | from   | to     |
| --------------- | --------------------- | ------ | ------ |
| github-releases | PowerShell/PowerShell | v7.6.1 | v7.6.2 |

Author: renovate[bot]

linux/Dockerfile

@@ -16,7 +16,7 @@ ENV DOTNET_CLI_UI_LANGUAGE=en-us
 RUN install-tool docker v28.5.2
 
 # renovate: datasource=github-releases packageName=PowerShell/PowerShell
-RUN install-tool powershell v7.6.1
+RUN install-tool powershell v7.6.2
 
 # renovate: datasource=dotnet packageName=dotnet-sdk
 RUN install-tool dotnet 8.0.421

windows/Dockerfile

@@ -16,7 +16,7 @@ RUN prepare-user 'jenkins-slave$'
 RUN git config --system safe.directory "*"
 
 # renovate: datasource=github-releases packageName=PowerShell/PowerShell
-RUN install-tool powershell v7.6.1
+RUN install-tool powershell v7.6.2
 
 # renovate: datasource=node
 RUN install-tool node 24.16.0