Fix some typos in Nomicon

Author: BenWiederhake

src/doc/nomicon/dropck.md

@@ -125,7 +125,7 @@ is that some Drop implementations will not access borrowed data even
 though their type gives them the capability for such access.
 
 For example, this variant of the above `Inspector` example will never
-accessed borrowed data:
+access borrowed data:
 
 ```rust,ignore
 struct Inspector<'a>(&'a u8, &'static str);

src/doc/nomicon/unbounded-lifetimes.md

@@ -11,7 +11,7 @@ lifetime can be regarded as `'static`.
 
 Almost no reference is `'static`, so this is probably wrong. `transmute` and
 `transmute_copy` are the two other primary offenders. One should endeavor to
-bound an unbounded lifetime as quick as possible, especially across function
+bound an unbounded lifetime as quickly as possible, especially across function
 boundaries.
 
 Given a function, any output lifetimes that don't derive from inputs are