fix: clean stale R package lock dirs before installing bincraft

Parallel matrix jobs sharing /mnt/cache/R-pkgs leave stale 00LOCK-* dirs that block subsequent installs.

.crow/build-all-versions-amd64.yaml

@@ -64,6 +64,7 @@ steps:
       - ${ARCH}-binaries-r-dep-cache-${OS}-${OS_VERSION//./}:/mnt/cache
     commands:
       - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/R-pkgs/00LOCK-*
       - R -q -e 'if (!requireNamespace("remotes", quietly = TRUE)) install.packages("remotes"); remotes::install_git("https://codefloe.com/rpkgs/bincraft.git"); packageVersion("bincraft")'
       - mkdir -p /mnt/cache/pkgcache /mnt/cache/R-pkgs /mnt/cache/ccache /mnt/cache/packages
       # Windows-only: 'RInno', 'KeyboardSimulator', 'R2PPT', 'RWinEdt', 'blatr', 'excel.link', 'spectrino', 'taskscheduleR', 'MDSGUI', 'BiplotGUI', 'R2wd', 'rFUSION', 'MediaNews', 'rFUSION', 'MediaNews'

.crow/build-r-minor-sensitive-packages.yaml

@@ -58,6 +58,7 @@ steps:
       STRATEGY: sequential
     commands:
       - git clone -q https://pat-s:$$REPO_RO_TOKEN@git.devxy.io/devxy/build-cran-binaries.git .
+      - rm -rf /mnt/cache/R-pkgs/00LOCK-*
       - R -q -e 'if (!requireNamespace("remotes", quietly = TRUE)) install.packages("remotes"); remotes::install_git("https://codefloe.com/rpkgs/bincraft.git"); packageVersion("bincraft")'
       - mkdir -p /mnt/cache/pkgcache /mnt/cache/R-pkgs /mnt/cache/ccache /mnt/cache/packages
       - XVFB=$(command -v xwfb-run 2>/dev/null || command -v xvfb-run)