randconfig.sh: set number of make jobs
randconfig.sh: set number of make jobs

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
(cherry picked from commit c13dd47ecbbdb841042e1370c8011e84634db0e4)

Signed-off-by: Carmelo Amoroso <532378793705a04edd56deb76ad8c0442834d55d@st.com>

m-labs/uclibc-lm32,foss-xtensa/uClibc,czankel/xtensa-uclibc,groundwater/uClibc,ndmsystems/uClibc,groundwater/uClibc,ysat0/uClibc,czankel/xtensa-uclibc,kraj/uclibc-ng,m-labs/uclibc-lm32,foss-for-synopsys-dwc-arc-processors/uClibc,kraj/uClibc,ffainelli/uClibc,brgl/uclibc-ng,groundwater/uClibc,hwoarang/uClibc,majek/uclibc-vx32,ndmsystems/uClibc,brgl/uclibc-ng,atgreen/uClibc-moxie,m-labs/uclibc-lm32,kraj/uClibc,ddcc/klee-uclibc-0.9.33.2,ysat0/uClibc,mephi42/uClibc,czankel/xtensa-uclibc,mephi42/uClibc,brgl/uclibc-ng,atgreen/uClibc-moxie,kraj/uclibc-ng,hjl-tools/uClibc,ffainelli/uClibc,foss-xtensa/uClibc,foss-xtensa/uClibc,ndmsystems/uClibc,kraj/uclibc-ng,groundwater/uClibc,foss-xtensa/uClibc,ddcc/klee-uclibc-0.9.33.2,ndmsystems/uClibc,wbx-github/uclibc-ng,foss-for-synopsys-dwc-arc-processors/uClibc,atgreen/uClibc-moxie,ysat0/uClibc,atgreen/uClibc-moxie,ffainelli/uClibc,hjl-tools/uClibc,m-labs/uclibc-lm32,wbx-github/uclibc-ng,ddcc/klee-uclibc-0.9.33.2,kraj/uClibc,groundwater/uClibc,wbx-github/uclibc-ng,waweber/uclibc-clang,waweber/uclibc-clang,skristiansson/uClibc-or1k,majek/uclibc-vx32,kraj/uClibc,hjl-tools/uClibc,skristiansson/uClibc-or1k,czankel/xtensa-uclibc,foss-for-synopsys-dwc-arc-processors/uClibc,skristiansson/uClibc-or1k,ddcc/klee-uclibc-0.9.33.2,hwoarang/uClibc,waweber/uclibc-clang,majek/uclibc-vx32,foss-for-synopsys-dwc-arc-processors/uClibc,ffainelli/uClibc,hjl-tools/uClibc,hwoarang/uClibc,brgl/uclibc-ng,mephi42/uClibc,kraj/uclibc-ng,majek/uclibc-vx32,ysat0/uClibc,ffainelli/uClibc,wbx-github/uclibc-ng,mephi42/uClibc,skristiansson/uClibc-or1k,waweber/uclibc-clang,hwoarang/uClibc,hjl-tools/uClibc