feat(highlights): go builtin funcs and types (helix-editor#5010)

Add highlight scopes for golang built-in functions and types.
Based on https://pkg.go.dev/builtin.

Author: matoous

runtime/queries/go/highlights.scm

@@ -1,5 +1,9 @@
 ; Function calls
 
+(call_expression
+  function: (identifier) @function.builtin
+  (match? @function.builtin "^(append|cap|close|complex|copy|delete|imag|len|make|new|panic|print|println|real|recover)$"))
+
 (call_expression
   function: (identifier) @function)
 
@@ -24,6 +28,9 @@
 (parameter_declaration (identifier) @variable.parameter)
 (variadic_parameter_declaration (identifier) @variable.parameter)
 
+((type_identifier) @type.builtin
+  (match? @type.builtin "^(any|bool|byte|comparable|complex128|complex64|error|float32|float64|int|int16|int32|int64|int8|rune|string|uint|uint16|uint32|uint64|uint8|uintptr)$"))
+
 (type_identifier) @type
 (field_identifier) @variable.other.member
 (identifier) @variable