Unify python executables to use `#!/usr/bin/env python` shebang (#2102)
* fixed shebangs in tools (and lib)
* fixed shebangs in examples
* do not mangle shebangs in rpm spec
* renamed style-check.sh to c-style-check.sh
* factored out python linter to a separate file
* added shebang validation to the py-style-check
* added shebangs to all python executables
diff --git a/tools/bashreadline.py b/tools/bashreadline.py
index da9c1b7..3d74c93 100755
--- a/tools/bashreadline.py
+++ b/tools/bashreadline.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
#
# bashreadline Print entered bash commands from all running shells.
# For Linux, uses BCC, eBPF. Embedded C.