Don't code-case "dry-types" gem name

Despite it being (somewhat unconventionally) downcased, this is proper noun and not a piece of code, so we shouldn't show it as such.

Author: timriley

docsite/source/extensions.html.md

@@ -7,7 +7,7 @@ sections:
   - monads
 ---
 
-`dry-types` can be extended with extension. Those extensions are loaded with `Dry::Types.load_extensions`.
+dry-types can be extended with extension. Those extensions are loaded with `Dry::Types.load_extensions`.
 
 Available extensions:
 

docsite/source/index.html.md

@@ -20,7 +20,7 @@ sections:
   - extensions
 ---
 
-`dry-types` is a simple and extendable type system for Ruby; useful for value coercions, applying constraints, defining complex structs or value objects and more. It was created as a successor to [Virtus](https://github.com/solnic/virtus).
+dry-types is a simple and extendable type system for Ruby; useful for value coercions, applying constraints, defining complex structs or value objects and more. It was created as a successor to [Virtus](https://github.com/solnic/virtus).
 
 ### Example usage
 
@@ -140,7 +140,7 @@ Types::Strict::String[10000]
 
 ### Use cases
 
-`dry-types` is suitable for many use-cases, for example:
+dry-types is suitable for many use-cases, for example:
 
   * Value coercions
   * Processing arrays
@@ -150,7 +150,7 @@ Types::Strict::String[10000]
 
 ### Other gems using dry-types
 
-`dry-types` is often used as a low-level abstraction. The following gems use it already:
+dry-types is often used as a low-level abstraction. The following gems use it already:
 
 * [dry-struct](/gems/dry-struct)
 * [dry-initializer](/gems/dry-initializer)

docsite/source/sum.html.md

@@ -7,7 +7,7 @@ order: 7
 
 You can specify sum types using `|` operator, it is an explicit way of defining what the valid types of a value are.
 
-For example `dry-types` defines the `Bool` type which is a sum consisting of the `True` and `False` types, expressed as `Types::True | Types::False`.
+For example dry-types defines the `Bool` type which is a sum consisting of the `True` and `False` types, expressed as `Types::True | Types::False`.
 
 Another common case is defining that something can be either `nil` or something else: