Add missing generators flags in templates

src/arguments/default/cls-decl-gen-meth-static.template

@@ -11,6 +11,7 @@ info: |
     Most ECMAScript functions make an arguments object available to their code. Depending upon the
     characteristics of the function definition, its arguments object is either an ordinary object
     or an arguments exotic object.
+features: [generators]
 ---*/
 
 var callCount = 0;

src/arguments/default/cls-decl-gen-meth.template

@@ -11,6 +11,7 @@ info: |
     Most ECMAScript functions make an arguments object available to their code. Depending upon the
     characteristics of the function definition, its arguments object is either an ordinary object
     or an arguments exotic object.
+features: [generators]
 ---*/
 
 var callCount = 0;

src/arguments/default/cls-expr-gen-meth-static.template

@@ -11,6 +11,7 @@ info: |
     Most ECMAScript functions make an arguments object available to their code. Depending upon the
     characteristics of the function definition, its arguments object is either an ordinary object
     or an arguments exotic object.
+features: [generators]
 ---*/
 
 var callCount = 0;

src/arguments/default/cls-expr-gen-meth.template

@@ -11,6 +11,7 @@ info: |
     Most ECMAScript functions make an arguments object available to their code. Depending upon the
     characteristics of the function definition, its arguments object is either an ordinary object
     or an arguments exotic object.
+features: [generators]
 ---*/
 
 var callCount = 0;

src/arguments/default/gen-meth.template

@@ -11,6 +11,7 @@ info: |
     Most ECMAScript functions make an arguments object available to their code. Depending upon the
     characteristics of the function definition, its arguments object is either an ordinary object
     or an arguments exotic object.
+features: [generators]
 ---*/
 
 var callCount = 0;

src/class-fields/default/cls-decl-after-same-line-gen.template

@@ -4,7 +4,7 @@
 /*---
 path: language/statements/class/fields-after-same-line-gen-
 name: field definitions after a generator in the same line
-features: [class-fields]
+features: [generators, class-fields]
 esid: prod-FieldDefinition
 ---*/
 

src/class-fields/default/cls-decl-after-same-line-static-gen.template

@@ -4,7 +4,7 @@
 /*---
 path: language/statements/class/fields-after-same-line-static-gen-
 name: field definitions after a static generator in the same line
-features: [class-fields]
+features: [generators, class-fields]
 esid: prod-FieldDefinition
 ---*/
 

src/class-fields/default/cls-expr-after-same-line-gen.template

@@ -4,7 +4,7 @@
 /*---
 path: language/expressions/class/fields-after-same-line-gen-
 name: field definitions after a generator in the same line
-features: [class-fields]
+features: [generators, class-fields]
 esid: prod-FieldDefinition
 ---*/
 

src/class-fields/default/cls-expr-after-same-line-static-gen.template

@@ -4,7 +4,7 @@
 /*---
 path: language/expressions/class/fields-after-same-line-static-gen-
 name: field definitions after a static generator in the same line
-features: [class-fields]
+features: [generators, class-fields]
 esid: prod-FieldDefinition
 ---*/
 

src/function-forms/syntax/async-meth.template

@@ -10,6 +10,7 @@ info: |
 
   AsyncMethod :
    async PropertyName ( UniqueFormalParameters ) { AsyncFunctionBody }
+features: [async-iteration]
 ---*/
 
 ({