Remove useless options: -x does nothing

cmake_targets/build_oai

@@ -105,8 +105,6 @@ Options:
    runs only specified test cases specified here. This flag is only valid with -s
 -V | --vcd
    Adds a debgging facility to the binary files: GUI with major internal synchronization events
--x | --xforms
-   Will compile with software oscilloscope features
 --verbose-compile
    Shows detailed compilation instructions in makefile
 --build-doxygen
@@ -326,9 +324,6 @@ function main() {
             echo_info "Setting gtk-wave output"
             CMAKE_CMD="$CMAKE_CMD -DENABLE_VCD_FIFO=True"
             shift;;
-       -x | --xforms)
-            echo_info "Will generate the software oscilloscope features"
-            shift;;
        --verbose-compile)
             VERBOSE_COMPILE=1
             echo_info "Will compile with verbose instructions"