Fix Kokoro (linter failure)

Change-Id: I01e8957496cea7e406f6381517cc04aa4f05d8fb
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/52801
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Commit-Queue: David Neto <dneto@google.com>
Reviewed-by: James Price <jrprice@google.com>
Reviewed-by: David Neto <dneto@google.com>

src/writer/spirv/builder.h

diff --git a/src/writer/spirv/builder.h b/src/writer/spirv/builder.h
index 1a7271d..6cdd12a 100644
--- a/src/writer/spirv/builder.h
+++ b/src/writer/spirv/builder.h
@@ -306,8 +306,8 @@
   /// @param stmt the statement to generate
   /// @returns true on success
   bool GenerateIfStatement(ast::IfStatement* stmt);
-  /// Generates an import instruction for the "GLSL.std.450" extended instruction
-  /// set, if one doesn't exist yet, and returns the import ID.
+  /// Generates an import instruction for the "GLSL.std.450" extended
+  /// instruction set, if one doesn't exist yet, and returns the import ID.
   /// @returns the import ID, or 0 on error.
   uint32_t GetGLSLstd450Import();
   /// Generates a constructor expression