Lib-builder does not allow to build for more than one target when -t is used

Author: me-no-dev

Diff for: docs/source/guides/core_debug.rst

@@ -35,7 +35,4 @@ Then simply build the libs for all SoCs or one specific SoC. Note that building
       - ``esp32s3``
       - Example: ``./build.sh -t esp32``
       - A wrong format or non-existing SoC will result in the error sed: can't read sdkconfig: No such file or directory
-   - **Option 3**: Build for multiple SoCs (not all) - simply write them down separated with space: ``./build.sh -t <soc1> <soc2> <soc3>``
-
-      - Example: ``./build.sh -t esp32 esp32-c3``