fix(android): kernel: Use bazel language for code block

The snippet comes from BUILD.bazel which is in bazel language.
According to [1], bazel is supported by pygments.

Use it instead of using bash.

[1] https://pygments.org/docs/lexers/#pygments.lexers.python.PythonLexer
Suggested-by: Randolph Sapp <[email protected]>
Signed-off-by: Mattijs Korpershoek <[email protected]>

Author: Mattijs Korpershoek

source/android/Foundational_Components_Kernel.rst

@@ -137,7 +137,7 @@ To enable new modules:
    #. Edit :file:`${YOUR_PATH}/ti-kernel-aosp/BUILD.bazel` to add your new module.
       Look for the following section:
 
-      .. code-block:: bash
+      .. code-block:: bazel
 
          _TI_MODULE_OUTS = [
              # keep sorted