Snippets for advancecomp 2.6 from Alpine armv7

Sourced from https://build.alpinelinux.org/buildlogs/build-edge-armv7/community/advancecomp/advancecomp-2.6-r0.log.

• zopfli/cache.c:36:51: warning: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
     36 |         "Error: Out of memory. Tried allocating %lu bytes of memory.\n",
        |                                                 ~~^
        |                                                   |
        |                                                   long unsigned int
        |                                                 %u