Add missing file to the clean list.
Add missing file to the clean list.

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