highlight(matlab): Fix string's single-quote's color (#7493)

runtime/queries/matlab/highlights.scm

@@ -41,6 +41,45 @@
 
 (function_arguments (identifier) @variable.parameter)
 
+; Conditionals
+
+(if_statement [ "if" "end" ] @keyword.control.conditional)
+(elseif_clause "elseif" @keyword.control.conditional)
+(else_clause "else" @keyword.control.conditional)
+(switch_statement [ "switch" "end" ] @keyword.control.conditional)
+(case_clause "case" @keyword.control.conditional)
+(otherwise_clause "otherwise" @keyword.control.conditional)
+(break_statement) @keyword.control.conditional
+
+; Repeats
+
+(for_statement [ "for" "parfor" "end" ] @keyword.control.repeat)
+(while_statement [ "while" "end" ] @keyword.control.repeat)
+(continue_statement) @keyword.control.repeat
+
+; Exceptions
+
+(try_statement [ "try" "end" ] @keyword.control.exception)
+(catch_clause "catch" @keyword.control.exception)
+
+; Punctuation
+
+[ ";" "," "." ] @punctuation.delimiter
+[ "(" ")" "[" "]" "{" "}" ] @punctuation.bracket
+
+; Literals
+
+(escape_sequence) @constant.character.escape
+(formatting_sequence) @constant.character.escape
+(string) @string
+(number) @constant.numeric.float
+(unary_operator ["+" "-"] @constant.numeric.float)
+(boolean) @constant.builtin.boolean
+
+; Comments
+
+[ (comment) (line_continuation) ] @comment.line
+
 ; Operators
 
 [
@@ -74,44 +113,6 @@
   ":"
 ] @operator
 
-; Conditionals
-
-(if_statement [ "if" "end" ] @keyword.control.conditional)
-(elseif_clause "elseif" @keyword.control.conditional)
-(else_clause "else" @keyword.control.conditional)
-(switch_statement [ "switch" "end" ] @keyword.control.conditional)
-(case_clause "case" @keyword.control.conditional)
-(otherwise_clause "otherwise" @keyword.control.conditional)
-(break_statement) @keyword.control.conditional
-
-; Repeats
-
-(for_statement [ "for" "parfor" "end" ] @keyword.control.repeat)
-(while_statement [ "while" "end" ] @keyword.control.repeat)
-(continue_statement) @keyword.control.repeat
-
-; Exceptions
-
-(try_statement [ "try" "end" ] @keyword.control.exception)
-(catch_clause "catch" @keyword.control.exception)
-
-; Punctuation
-
-[ ";" "," "." ] @punctuation.delimiter
-[ "(" ")" "[" "]" "{" "}" ] @punctuation.bracket
-
-; Literals
-
-(escape_sequence) @constant.character.escape
-(formatting_sequence) @constant.character.escape
-(string) @string
-(number) @constant.numeric.float
-(boolean) @constant.builtin.boolean
-
-; Comments
-
-[ (comment) (line_continuation) ] @comment.line
-
 ; Keywords
 
 "classdef" @keyword.storage.type