[GR-76450] Remove local JBang catalog assets

Author: timfel

docs/user/Python-on-JVM.md

@@ -11,7 +11,7 @@ This guide shows you how to migrate from Jython to GraalPy.
 For a lightweight command-line JVM launcher similar to the Jython launcher, use the JBang recipe from the GraalPy catalog:
 
 ```bash
-jbang graalpy@jbang-catalog.json -c "print('hello from GraalPy')"
+jbang graalpy@oracle/graalpython -c "print('hello from GraalPy')"
 ```
 
 ### Prerequisites

graalpython/com.oracle.graal.python.test/src/tests/conftest.toml

@@ -3,7 +3,6 @@ run_top_level_functions = true
 
 [[test_rules]]
 selector = [
-  "standalone/test_jbang_integration.py",
   "standalone/test_standalone.py"]
 per_test_timeout = 2400
 partial_splits_individual_tests = true

graalpython/graalpy-jbang/examples/hello.java

@@ -106,7 +106,7 @@ def get_boolean_env(name, default=False):
 RUNNING_ON_LATEST_JAVA = os.environ.get("LATEST_JAVA_HOME", os.environ.get("JAVA_HOME")) == mx.get_jdk().home
 
 
-# this environment variable is used by some of our maven projects and jbang integration to build against the unreleased master version during development
+# this environment variable is used by some of our maven projects to build against the unreleased master version during development
 os.environ["GRAALPY_VERSION"] = GRAAL_VERSION
 
 MAIN_BRANCH = 'master'