ci(windows): Skip signing if not in espressif repository

Author: lucasssvaz

.github/workflows/build_esptool.yml

@@ -115,7 +115,7 @@ jobs:
           pyinstaller --distpath ./${{ env.DISTPATH }} -F --icon=ci/espressif.ico espsecure.py
           pyinstaller --distpath ./${{ env.DISTPATH }} -F --icon=ci/espressif.ico esp_rfc2217_server.py
       - name: Sign binaries
-        if: matrix.platform == 'windows' && github.event_name != 'pull_request'
+        if: matrix.platform == 'windows' && github.event_name != 'pull_request' && github.repository == 'espressif/esptool'
         env:
           CERTIFICATE: ${{ secrets.CERTIFICATE }}
           CERTIFICATE_PASSWORD: ${{ secrets.CERTIFICATE_PASSWORD }}