Update Linux_OS.rst

Author: aepanchi

doc/main/tbb_userguide/Linux_OS.rst

@@ -29,7 +29,7 @@ Where:
 
 * ``<arch>`` - ``ia32`` or ``intel64``
 
-   ..note:: Starting with oneTBB 2022.0, 32-bit binaries are supported only by the open-source version of the library. 
+   .. note:: Starting with oneTBB 2022.0, 32-bit binaries are supported only by the open-source version of the library. 
 
 * ``<lib>`` - ``libtbb``, ``libtbbmalloc``, ``libtbbmalloc_proxy`` or ``libtbbbind``
 * ``<variant>`` - ``_debug`` or empty