Apply suggestions from code review

Co-authored-by: Jason Desrosiers <[email protected]>

Author: gregsdennis

specs/jsonschema-core.md

@@ -437,7 +437,7 @@ means that the keyword produces an assertion result of `true` if the instance
 satisfies the given constraint; otherwise an assertion result of `false` is
 produced.
 
-<!-- The next two paragraphs and the following section seem to have to more to
+<!-- The next two paragraphs and the following section seem to have more to
 do with schema evaluation than keywords specifically. I'd like to move them out
 of the "keyword behaviors" h2, but will do so separately. [TODO: GD] -->
 

specs/jsonschema-validation.md

@@ -68,7 +68,7 @@ The keywords defined by this document exhibit one or more behaviors as defined b
 the [JSON Schema Core Specification](./jsonschema-core.md#keyword-behaviors).
 
 Keywords which are not defined to exhibit a particular behavior MUST NOT affect
-that aspect of the evalution outcome. In particular, the keywords defined in
+that aspect of the evaluation outcome. In particular, the keywords defined in
 {{annotations}} produce no assertion result and therefore are not considered
 during validation.