Fix #2, fix long string mismatch

[avan989]

Describe the contribution
Fix #2, fix mismatch in printf. Used cppcheck with options --enable=performance,portability,warning --std=c99 --std=posix --inconclusive -j 8

Testing performed

1. Run cppcheck with options --enable=performance,portability,warning --std=c99 --std=posix --inconclusive -j 8
2. Verify warning is gone
3. Build
4. Verify elf2cfetbl still compile and pass table.o through

Expected behavior changes
No impact to behavior

System(s) tested on:

• Hardware
• Ubuntu 18.04
• cFE 6.7.0

Contributor Info
Anh Van, NASA Goddard

Community contributors
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