Apply suggestions from code review

Co-authored-by: Taus <tausbn@github.com>

python/ql/src/Security/CWE-327/README.md

@@ -12,7 +12,7 @@ This should be kept up to date; the world is moving fast and protocols are being
 
 - `ssl.wrap_socket` is creating insecure connections, use `SSLContext.wrap_socket` instead. [link](https://docs.python.org/3/library/ssl.html#ssl.wrap_socket)
     > Deprecated since version 3.7: Since Python 3.2 and 2.7.9, it is recommended to use the `SSLContext.wrap_socket()` instead of `wrap_socket()`. The top-level function is limited and creates an insecure client socket without server name indication or hostname matching.
-- Default consteructors are fine, a fluent api is used to constrain possible protocols later.
+- Default constructors are fine, a fluent API is used to constrain possible protocols later.
 
 ## Current recomendation
 

python/ql/src/Security/CWE-327/TlsLibraryModel.qll

@@ -116,7 +116,7 @@ abstract class TlsLibrary extends string {
   }
 
   /** The creation of a context with an unspecific protocol version, say TLS, known to have insecure instances. */
-  DataFlow::CfgNode unspecific_context_creation(ProtocolFamily family) {
+  ContextCreation unspecific_context_creation(ProtocolFamily family) {
     result = default_context_creation()
     or
     result = specific_context_creation() and