fix(rules): make py_console_script_binary compatible with symbolic macros (#3195)

Fixes target naming to follow symbolic macro conventions introduced in
Bazel 8.0.

---------

Co-authored-by: Ignas Anikevicius <[email protected]>

Author: janwinkler1

CHANGELOG.md

@@ -108,6 +108,8 @@ END_UNRELEASED_TEMPLATE
   variants. Setting {obj}`--py_linux_libc=musl` and `--py_freethreaded=yes` now
   activate them, respectively.
   ([#3262](https://github.com/bazel-contrib/rules_python/issues/3262)).
+* (rules) {obj}`py_console_script_binary` is now compatible with symbolic macros
+  ([#3195](https://github.com/bazel-contrib/rules_python/pull/3195)).
 
 {#v0-0-0-added}
 ### Added

python/private/py_console_script_binary.bzl

@@ -53,6 +53,7 @@ def py_console_script_binary(
         script = None,
         binary_rule = py_binary,
         shebang = "",
+        main = None,
         **kwargs):
     """Generate a py_binary for a console_script entry_point.
 
@@ -66,20 +67,22 @@ def py_console_script_binary(
             package as the `pkg` Label.
         script: {type}`str`, The console script name that the py_binary is going to be
             generated for. Defaults to the normalized name attribute.
+        main: {type}`str`, the python file to be generated, defaults to `<name>_entry_point.py` to
+            be compatible with symbolic macros.
         binary_rule: {type}`callable`, The rule/macro to use to instantiate
             the target. It's expected to behave like {obj}`py_binary`.
             Defaults to {obj}`py_binary`.
         shebang: {type}`str`, The shebang to use for the entry point python file.
             Defaults to empty string.
         **kwargs: Extra parameters forwarded to `binary_rule`.
     """
-    main = "rules_python_entry_point_{}.py".format(name)
+    main = main or name + "_entry_point.py"
 
     if kwargs.pop("srcs", None):
         fail("passing 'srcs' attribute to py_console_script_binary is unsupported")
 
     py_console_script_gen(
-        name = "_{}_gen".format(name),
+        name = name + "_gen__",
         entry_points_txt = entry_points_txt or _dist_info(pkg),
         out = main,
         console_script = script,