Apply suggestions from code review

Co-authored-by: Adam Turner <[email protected]>

Author: CAM-Gerlach

pep-0012.rst

@@ -578,9 +578,9 @@ processed output using the ``image`` directive:
 Any browser-friendly graphics format is possible; PNG should be
 preferred for graphics, JPEG for photos and GIF for animations.
 Currently, SVG must be avoided due to compatibility issues with the
-PEP build system, but this may change in the near future.
+PEP build system.
 
-For accessibility (and readers of the source text form), you should include
+For accessibility and readers of the source text, you should include
 a description of the image and any key information contained within
 using the ``:alt:`` option to the ``image`` directive: