Update samples

lib/linguist/samples.json

@@ -304,8 +304,7 @@
       ".script!"
     ],
     "Racket": [
-      ".scrbl",
-      ".script!"
+      ".scrbl"
     ],
     "Ragel in Ruby Host": [
       ".rl"
@@ -483,8 +482,8 @@
       ".gemrc"
     ]
   },
-  "tokens_total": 424168,
-  "languages_total": 489,
+  "tokens_total": 424139,
+  "languages_total": 488,
   "tokens": {
     "ABAP": {
       "*/**": 1,
@@ -37204,7 +37203,7 @@
       "and": 1,
       "efficient": 1,
       "code": 1,
-      "-": 100,
+      "-": 94,
       "that": 2,
       "s": 1,
       "the": 3,
@@ -37214,41 +37213,27 @@
       "http": 1,
       "//racket": 1,
       "lang.org/": 1,
-      "(": 25,
+      "(": 23,
       "define": 1,
       "bottles": 4,
       "n": 8,
       "more": 2,
-      ")": 25,
+      ")": 23,
       "printf": 2,
       "case": 1,
       "[": 16,
       "]": 16,
       "else": 1,
       "if": 1,
-      "for": 3,
+      "for": 2,
       "in": 3,
       "range": 1,
       "sub1": 1,
       "displayln": 2,
-      "SHEBANG#!sh": 1,
-      "#": 2,
-      "|": 2,
-      "*": 2,
-      "scheme": 1,
-      "exec": 1,
-      "racket": 1,
-      "um": 1,
-      "require": 2,
-      "racket/file": 1,
-      "racket/path": 1,
-      "racket/list": 1,
-      "racket/string": 1,
-      "syntax": 1,
-      "racket/base": 1,
       "#lang": 1,
       "scribble/manual": 1,
       "@": 3,
+      "require": 1,
       "scribble/bnf": 1,
       "@title": 1,
       "{": 2,
@@ -43720,7 +43705,7 @@
     "Protocol Buffer": 63,
     "Python": 5715,
     "R": 175,
-    "Racket": 360,
+    "Racket": 331,
     "Ragel in Ruby Host": 593,
     "Rebol": 11,
     "RobotFramework": 483,
@@ -43847,7 +43832,7 @@
     "Protocol Buffer": 1,
     "Python": 7,
     "R": 2,
-    "Racket": 3,
+    "Racket": 2,
     "Ragel in Ruby Host": 3,
     "Rebol": 1,
     "RobotFramework": 3,
@@ -43884,5 +43869,5 @@
     "Xtend": 2,
     "YAML": 1
   },
-  "md5": "9ef710bbe7098e21726a69720f0922b5"
+  "md5": "000e8e3491187dfff9cd69405f10d8ab"
 }