module_common: handle None value for templar (#36651)

* module_common: set required parameter templar

Fix the following error (related to b455901):

  $ ./hacking/test-module -m ./lib/ansible/modules/system/ping.py -I ansible_python_interpreter=/usr/bin/python
  Traceback (most recent call last):
    File "./hacking/test-module", line 268, in <module>
      main()
    File "./hacking/test-module", line 249, in main
      (modfile, modname, module_style) = boilerplate_module(options.module_path, options.module_args, interpreters, options.check, options.filename)
    File "./hacking/test-module", line 152, in boilerplate_module
      task_vars=task_vars
    File "ansible/lib/ansible/executor/module_common.py", line 910, in modify_module
      environment=environment)
    File "ansible/lib/ansible/executor/module_common.py", line 736, in _find_module_utils
      shebang, interpreter = _get_shebang(u'/usr/bin/python', task_vars, templar)
    File "ansible/lib/ansible/executor/module_common.py", line 452, in _get_shebang
      interpreter = templar.template(task_vars[interpreter_config].strip())
  AttributeError: 'NoneType' object has no attribute 'template'

* module_common.modify_module: templar is required

1 files changed, 2 insertions, 0 deletions

diff --git a/hacking/test-module b/hacking/test-module
index aecb6e9caf..aa51750057 100755
--- a/hacking/test-module
+++ b/hacking/test-module
@@ -42,6 +42,7 @@ from ansible.parsing.splitter import parse_kv
 import ansible.executor.module_common as module_common
 import ansible.constants as C
 from ansible.module_utils._text import to_native, to_text
+from ansible.template import Templar
 
 try:
     import json
@@ -149,6 +150,7 @@ def boilerplate_module(modfile, args, interpreters, check, destfile):
         modname,
         modfile,
         complex_args,
+        Templar(loader=loader),
         task_vars=task_vars
     )