Revert "disable pr mode (#284)" (#285)

Author: dsinghvi

fern/generators.yml

@@ -23,6 +23,7 @@ groups:
           token: ${FERN_NPM_TOKEN}
         github:
           repository: intercom/intercom-node
+          mode: pull-request
         config:
           namespaceExport: Intercom
           allowCustomFetcher: true
@@ -57,6 +58,7 @@ groups:
             secretKey: ${MAVEN_SIGNING_KEY}
         github:
           repository: intercom/intercom-java
+          mode: pull-request
         config:
           enable-inline-types: true
           client-class-name: Intercom
@@ -68,6 +70,7 @@ groups:
       - name: fernapi/fern-python-sdk
         version: 4.22.0
         github:
+          mode: pull-request
           repository: intercom/python-intercom
         config:
           client_class_name: Intercom