[benchmark-shape] Remove a few tests

They were not adding value.

perf/benchmark-shape.cc

@@ -27,18 +27,10 @@ struct test_input_t
    "perf/texts/fa-thelittleprince.txt",
    false},
 
-  {"perf/fonts/NotoNastaliqUrdu-Regular.ttf",
-   "perf/texts/fa-monologue.txt",
-   false},
-
   {"perf/fonts/Amiri-Regular.ttf",
    "perf/texts/fa-thelittleprince.txt",
    false},
 
-  {"perf/fonts/Amiri-Regular.ttf",
-   "perf/texts/fa-monologue.txt",
-   false},
-
   {"perf/fonts/Roboto-Regular.ttf",
    "perf/texts/en-thelittleprince.txt",
    false},
@@ -50,10 +42,6 @@ struct test_input_t
   {SUBSET_FONT_BASE_PATH "SourceSerifVariable-Roman.ttf",
    "perf/texts/en-thelittleprince.txt",
    true},
-
-  {SUBSET_FONT_BASE_PATH "SourceSerifVariable-Roman.ttf",
-   "perf/texts/en-words.txt",
-   true},
 };
 
 static test_input_t *tests = default_tests;