fix: the final class test file names use kebab-case

Author: gennaroprota

test-files/golden-tests/symbols/record/final_class.adoc renamed to test-files/golden-tests/symbols/record/final-class.adoc

@@ -18,7 +18,7 @@
 
 === Synopsis
 
-Declared in `<final_class.cpp>`
+Declared in `<final‐class.cpp>`
 
 [source,cpp,subs="verbatim,replacements,macros,-callouts"]
 ----
@@ -30,7 +30,7 @@ class A final
 
 === Synopsis
 
-Declared in `<final_class.cpp>`
+Declared in `<final‐class.cpp>`
 
 [source,cpp,subs="verbatim,replacements,macros,-callouts"]
 ----

test-files/golden-tests/symbols/record/final_class.cpp renamed to test-files/golden-tests/symbols/record/final-class.cpp

@@ -31,7 +31,7 @@ <h2 id="A"><a href="#A">A</a></h2>
 <div>
 <h3>Synopsis</h3>
 <div>
-Declared in <code>&lt;final_class.cpp&gt;</code></div>
+Declared in <code>&lt;final-class.cpp&gt;</code></div>
 <pre>
 <code class="source-code cpp">
 class A final
@@ -48,7 +48,7 @@ <h2 id="B"><a href="#B">B</a></h2>
 <div>
 <h3>Synopsis</h3>
 <div>
-Declared in <code>&lt;final_class.cpp&gt;</code></div>
+Declared in <code>&lt;final-class.cpp&gt;</code></div>
 <pre>
 <code class="source-code cpp">
 template&lt;typename T&gt;