Merge pull request #1787 from kianmeng/fix-typos

Fix typos

test/fixtures/test_grammars/anonymous_tokens_with_escaped_chars/grammar.js

@@ -2,7 +2,7 @@
 // specified directly in the body of some larger rule) are named according their content. So when
 // tokens contains characters that aren't valid in a C string literal, we need to escape those
 // characters. This grammar tests that this escaping works. The test is basically that the generated
-// parser compiles succesfully.
+// parser compiles successfully.
 
 module.exports = grammar({
     name: "anonymous_tokens_with_escaped_chars",

test/fixtures/test_grammars/readme_grammar/grammar.json

@@ -30,7 +30,7 @@
     },
 
     // Tokens like '+' and '*' are described directly within the
-    // grammar's rules, as opposed to in a seperate lexer description.
+    // grammar's rules, as opposed to in a separate lexer description.
     "sum": {
       "type": "PREC_LEFT",
       "value": 1,