We've missed the 3.13 window

Signed-off-by: Chien Wong <[email protected]>

Author: ivq

Doc/library/lzma.rst

@@ -346,7 +346,7 @@ the following constants:
    The version of the lzma C library actually loaded at runtime, in both
    integer and string forms.
 
-   .. versionadded:: 3.13
+   .. versionadded:: 3.15
 
 .. data:: LZMA_HEADER_VERSION
 .. data:: LZMA_HEADER_VERSION_STRING
@@ -355,7 +355,7 @@ the following constants:
    both integer and string forms.  This may be different from the lzma library
    actually used at runtime.
 
-   .. versionadded:: 3.13
+   .. versionadded:: 3.15
 
 The version number and string formats are as defined in by C library. The
 integer is represented in decimal digits as ``jmmmppps`` where ``j`` is the