[CI][C++] sccache not detected on all builds #50991

-- Using sccache: /usr/local/bin/sccache

=== sccache stats after the build ===
Compile requests                    482
Compile requests executed           482
Cache hits                          128
Cache hits (C/C++)                  128
Cache misses                        354
Cache misses (C/C++)                354
Cache hits rate                   26.56 %
Cache hits rate (C/C++)           26.56 %
Cache timeouts                        0
Cache read errors                     0
Forced recaches                       0
Cache write errors                    3
Cache errors                          0
Compilations                        354
Compilation failures                  0
Non-cacheable compilations            0
Non-cacheable calls                   0
Non-compilation calls                 0
Unsupported compiler calls            0
Average cache write               0.094 s
Average compiler                  6.539 s
Average cache read hit            0.044 s
Failed distributed compilations       0
Cache location                  s3, name: ***, prefix: /sccache/
Version (client)                0.12.0

-- Using ccache: /usr/bin/ccache