Super-Linter Bash linting errors

[jbampton]

 2024-11-18 01:21:20 [INFO]   Linting BASH items...
  Error: -18 01:21:20 [ERROR]   Found errors when linting BASH. Exit code: 1.
  2024-11-18 01:21:20 [INFO]   Command output for BASH:
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  In /github/workspace/build-linux.sh line 36:
    if [ $? -ne 0 ]; then
               ^-- SC2181 (style): Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?.

  In /github/workspace/build-linux.sh line 44:
  gcc -o "$output" *.o
                   ^-- SC2035 (info): Use ./*glob* or -- *glob* so names with dashes won't become options.

  In /github/workspace/build-linux.sh line 45:
  if [ $? -ne 0 ]; then
       ^-- SC2181 (style): Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?.

  In /github/workspace/build-linux.sh line 56:
  if [ $? -ne 0 ]; then
       ^-- SC2181 (style): Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?.

  In /github/workspace/build-webassembly.sh line 45:
  if [ $? -eq 0 ]; then
       ^-- SC2181 (style): Check exit code directly with e.g. 'if mycmd;', not indirectly with $?.

  For more information:
    https://www.shellcheck.net/wiki/SC2035 -- Use ./*glob* or -- *glob* so name...
    https://www.shellcheck.net/wiki/SC2181 -- Check exit code directly with e.g...
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