chore: update Python copilot agent library generation dir

Author: MIchaelMainer

.azure-pipelines/generation-pipeline.yml

@@ -937,7 +937,7 @@ extends:
             languageSpecificSteps:
             - template: /.azure-pipelines/generation-templates/python.yml@self
               parameters:
-                repoName: 'Agents-M365Copilot/python/packages'
+                repoName: 'Agents-M365Copilot/python/packages/microsoft_agents_m365copilot_beta'
                 baseDirectory: microsoft_agents_m365copilot_beta
     - stage: stage_ccs_typescript_beta
       dependsOn:
@@ -981,4 +981,4 @@ extends:
             - template: /.azure-pipelines/generation-templates/ccs-typescript-sdk.yml@self
               parameters:
                 repoName: 'Agents-M365Copilot/typescript'
-                packageName: '@microsoft/agents-m365copilot-beta'
+                packageName: '@microsoft/agents-m365copilot-beta'