No need for the recover space step after toolchain build

This doesn't make sense anymore, it's not that we'll use any more space
at that point, it may take up to a minute to complete, clean it up.

Signed-off-by: Nick Kossifidis <[email protected]>

Author: mickflemm

.github/workflows/build.yaml

@@ -115,12 +115,6 @@ jobs:
         run: |
           make report-${{ matrix.mode }} -j $(nproc)
 
-      - name: recover space
-        run: |
-          sudo du -hs / 2> /dev/null || true
-          sudo rm -rf binutils dejagnu gcc gdb glibc llvm musl newlib pk qemu spike uclibc-ng || true
-          sudo du -hs / 2> /dev/null || true
-
       - name: generate prebuilt toolchain name
         id:   toolchain-name-generator
         run: |