[lldb] Reword CompilerType docstring to not say "generic type"

[kastiglione]

Summary

Since "generic type" has a precise meaning in some languages, reword the docstring of CompilerType to avoid ambiguity.

lldb/include/lldb/Symbol/CompilerType.h

 //===-- CompilerType.h ------------------------------------------*- C++ -*-===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 
 #ifndef LLDB_SYMBOL_COMPILERTYPE_H
 #define LLDB_SYMBOL_COMPILERTYPE_H
 
 #include <functional>
 #include <string>
 #include <vector>
 
 #include "lldb/lldb-private.h"
 #include "llvm/ADT/APSInt.h"
 
 namespace lldb_private {
 
 class DataExtractor;
 
-/// Represents a generic type in a programming language.
+/// Generic representation of a type in a programming language.
 ///
 /// This class serves as an abstraction for a type inside one of the TypeSystems
 /// implemented by the language plugins. It does not have any actual logic in it
 /// but only stores an opaque pointer and a pointer to the TypeSystem that
 /// gives meaning to this opaque pointer. All methods of this class should call
 /// their respective method in the TypeSystem interface and pass the opaque
 /// pointer along.
 ///