[gn build] (manually) port a2f2dfde48 (clang-fuzzer-dictionary)

clang/tools/clang-fuzzer/dictionary/CMakeLists.txt

@@ -1,2 +1,4 @@
-add_clang_executable(clang-fuzzer-dictionary dictionary.c)
+add_clang_executable(clang-fuzzer-dictionary
+  dictionary.c
+  )
 

llvm/utils/gn/secondary/clang/test/BUILD.gn

@@ -145,6 +145,7 @@ group("test") {
     "//clang/tools/c-index-test",
     "//clang/tools/clang-diff",
     "//clang/tools/clang-format",
+    "//clang/tools/clang-fuzzer/dictionary:clang-fuzzer-dictionary",
     "//clang/tools/clang-import-test",
     "//clang/tools/clang-offload-bundler",
     "//clang/tools/clang-refactor",

llvm/utils/gn/secondary/clang/tools/clang-fuzzer/dictionary/BUILD.gn

@@ -0,0 +1,4 @@
+executable("clang-fuzzer-dictionary") {
+  configs += [ "//llvm/utils/gn/build:clang_code" ]
+  sources = [ "dictionary.c" ]
+}