Merge bitcoin#28844: contrib: drop GCC MAX_VERSION to 4.3.0 in symbol-check

ff896d2 contrib: drop GCC MAX_VERSION to 4.3.0 in symbol-check (fanquake)

Pull request description:

  Reflect the actual symbols used, i.e:

  ```bash
  bitcoind: symbol __bswapsi2 from unsupported version GCC_4.3.0(7)
  ```

ACKs for top commit:
  TheCharlatan:
    ACK ff896d2

Tree-SHA512: b38ff8f4dd78d2d1c9063c53544dc4f240c3043f142e1581f7ba42f088a509293f6f17cc402c60ac82bff3b36668866b87e0e9e4d10d929484bb4c7a3e654f25

Author: fanquake

contrib/devtools/symbol-check.py

@@ -32,7 +32,7 @@
 # See https://gcc.gnu.org/onlinedocs/libstdc++/manual/abi.html for more info.
 
 MAX_VERSIONS = {
-'GCC':       (4,8,0),
+'GCC':       (4,3,0),
 'GLIBC': {
     lief.ELF.ARCH.x86_64: (2,27),
     lief.ELF.ARCH.ARM:    (2,27),