20241221-fix-CEscape-bounds-check

[douzzer]

wolfcrypt/src/coding.c: fix incorrect array bounds check in CEscape(), introduced in 8bbe8a7 (before which there was no bounds check at all).

[dgarske]

wolfcrypt/src/coding.c:301:29: warning: Either the condition 'e<=sizeof(base64Encode)' is redundant or the array 'base64Encode[64]' is accessed at index 64, which is out of bounds. [arrayIndexOutOfBoundsCond]
        basic = base64Encode[e];
                            ^
8bbe8a7c8a (<[[email protected]](mailto:[email protected])> 2024-12-19 17:01:25 -0700 300)     else if (e <= sizeof(base64Encode))
wolfcrypt/src/coding.c:300:16: note: Assuming that condition 'e<=sizeof(base64Encode)' is not redundant
    else if (e <= sizeof(base64Encode))
               ^
a5529b124d (<[[email protected]](mailto:[email protected])> 2014-12-19 09:56:51 -0700 301)         basic = base64Encode[e];
wolfcrypt/src/coding.c:301:29: note: Array index out of bounds
        basic = base64Encode[e];
                            ^
    cppcheck real elapsed 2912s
    cppcheck-force-source fail_analysis```