Bluetooth: controller: Fix missing PHY update cond. compilation
Bluetooth: controller: Fix missing PHY update cond. compilation

Added a missing conditional compilation #if-#endif that caused
compilation error when PHY update feature was deselected.

Signed-off-by: Vinayak Kariappa Chettimada <e780c9f87dc729ad454f47292ad82c8652353064@nordicsemi.no>

rsalveti/zephyr,zephyriot/zephyr,Vudentz/zephyr,GiulianoFranchetto/zephyr,bigdinotech/zephyr,nashif/zephyr,kraj/zephyr,zephyriot/zephyr,fractalclone/zephyr-riscv,fractalclone/zephyr-riscv,GiulianoFranchetto/zephyr,explora26/zephyr,galak/zephyr,pklazy/zephyr,punitvara/zephyr,rsalveti/zephyr,nashif/zephyr,GiulianoFranchetto/zephyr,kraj/zephyr,rsalveti/zephyr,pklazy/zephyr,fbsder/zephyr,fbsder/zephyr,finikorg/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,punitvara/zephyr,sharronliu/zephyr,zephyriot/zephyr,sharronliu/zephyr,ldts/zephyr,mbolivar/zephyr,bigdinotech/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,fbsder/zephyr,ldts/zephyr,galak/zephyr,sharronliu/zephyr,explora26/zephyr,runchip/zephyr-cc3220,holtmann/zephyr,bigdinotech/zephyr,kraj/zephyr,zephyriot/zephyr,aceofall/zephyr-iotos,punitvara/zephyr,aceofall/zephyr-iotos,nashif/zephyr,ldts/zephyr,ldts/zephyr,holtmann/zephyr,zephyriot/zephyr,mbolivar/zephyr,rsalveti/zephyr,punitvara/zephyr,nashif/zephyr,fractalclone/zephyr-riscv,fractalclone/zephyr-riscv,GiulianoFranchetto/zephyr,aceofall/zephyr-iotos,mbolivar/zephyr,punitvara/zephyr,kraj/zephyr,holtmann/zephyr,aceofall/zephyr-iotos,fbsder/zephyr,nashif/zephyr,kraj/zephyr,explora26/zephyr,sharronliu/zephyr,Vudentz/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,pklazy/zephyr,mbolivar/zephyr,finikorg/zephyr,runchip/zephyr-cc3220,Vudentz/zephyr,pklazy/zephyr,bigdinotech/zephyr,mbolivar/zephyr,runchip/zephyr-cc3220,holtmann/zephyr,explora26/zephyr,holtmann/zephyr,bigdinotech/zephyr,runchip/zephyr-cc3220,explora26/zephyr,GiulianoFranchetto/zephyr,galak/zephyr,rsalveti/zephyr,runchip/zephyr-cc3220,fbsder/zephyr,Vudentz/zephyr,zephyrproject-rtos/zephyr,sharronliu/zephyr,fractalclone/zephyr-riscv,Vudentz/zephyr,pklazy/zephyr,finikorg/zephyr,ldts/zephyr,Vudentz/zephyr,aceofall/zephyr-iotos