scripts: remove no-longer-needed ignored exports

Author: fanquake

contrib/devtools/symbol-check.py

@@ -50,9 +50,8 @@
 
 # Ignore symbols that are exported as part of every executable
 IGNORE_EXPORTS = {
-'_edata', '_end', '__end__', '_init', '__bss_start', '__bss_start__', '_bss_end__',
-'__bss_end__', '_fini', '_IO_stdin_used', 'stdin', 'stdout', 'stderr',
-'environ', '_environ', '__environ',
+'environ', '_environ', '__environ', '_fini', '_init', 'stdin',
+'stdout', 'stderr',
 }
 
 # Expected linker-loader names can be found here: