remove env for C3 before rev 3

platformio_tasmota_cenv_sample.ini

@@ -67,24 +67,6 @@ build_flags                 = ${env:tasmota32_base.build_flags}
                               -DUSE_LVGL_OPENHASP
                               -DOTA_URL='""'
 
-
-;*** Tasmota ESP32-C3 version before ROM revision 3
-;*** Actual used Arduino/IDF does not support this old revisions
-;*** This build env is without any support, unexpected issues can happen
-;*** Includes only basic drivers to fit in smaller app partition
-[env:tasmota32c3-old]
-extends                     = env:tasmota32_base
-board                       = esp32c3
-build_unflags               = ${env:tasmota32_base.build_unflags}
-                              -mtarget-align
-platform_packages           = framework-arduinoespressif32 @ https://github.com/tasmota/arduino-esp32/releases/download/2.0.9.20230531/framework-arduinoespressif32.zip
-build_flags                 = ${env:tasmota32_base.build_flags}
-                              -DOTA_URL='""'
-; *** Do not use safe boot scheme, since safeboot is build with new core!!
-board_build.partitions  = partitions/esp32_partition_app1856k_fs320k.csv
-; Safeboot not used in this partition scheme -> an empty entry needed to overwrite the default setting
-board_upload.arduino.flash_extra_images =
-
 [env:tasmota32c3cdc-bluetooth]
 extends                     = env:tasmota32_base
 board                       = esp32c3cdc