bash_parser: Retain "cmake --build" (#12971)

Sample usages: 


https://github.com/search?q=repo%3Agoogle%2Foss-fuzz%20cmake%20--build&type=code

Author: oliverchang

infra/base-images/base-builder/bash_parser.py

@@ -47,6 +47,10 @@ def should_discard_command(ast_tree) -> bool:
   except:  # pylint: disable=bare-except
     return False
 
+  if ('cmake' in first_word and
+      any('--build' in part.word for part in ast_tree.parts)):
+    return False
+
   cmds_to_avoid_replaying = {
       'configure', 'autoheader', 'autoconf', 'autoreconf', 'cmake', 'autogen.sh'
   }