langref: Explain Zig Test remove a line

Removed a line in Nested Container Tests

Author: paulespinosa

doc/langref.html.in

@@ -1043,10 +1043,10 @@ fn addOne(number: i32) i32 {
       {#header_close#}
       {#header_open|Nested Container Tests#}
       <p>
-        Top-level test declarations are lazily analyzed. When the <kbd>zig test</kbd> tool is building a
-        test runner, only resolved {#syntax#}test{#endsyntax#} declarations are included in the build.
-        Initially, only the given Zig source file's top-level declarations are resolved. Unless nested containers
-        are referenced from a top-level test declaration, nested container tests will not be resolved.
+        When the <kbd>zig test</kbd> tool is building a test runner, only resolved {#syntax#}test{#endsyntax#}
+        declarations are included in the build. Initially, only the given Zig source file's top-level
+        declarations are resolved. Unless nested containers are referenced from a top-level test declaration,
+        nested container tests will not be resolved.
       </p>
       <p>
         The code sample below uses the {#syntax#}std.testing.refAllDecls(@This()){#endsyntax#} function call to