reword regexp recursion limit error messages to match js compiler's

src/duk_regexp_compiler.c

@@ -235,7 +235,7 @@ static duk_i32 parse_disjunction(duk_re_compiler_ctx *re_ctx, int expect_eof) {
 
 	if (re_ctx->recursion >= re_ctx->recursion_limit) {
 		DUK_ERROR(re_ctx->thr, DUK_ERR_INTERNAL_ERROR,
-		          "regexp compilation recursion limit reached");
+		          "regexp compiler recursion limit reached");
 	}
 	re_ctx->recursion++;
 

src/duk_regexp_executor.c

@@ -134,7 +134,7 @@ static int inp_getprev(duk_re_matcher_ctx *re_ctx, duk_u8 *sp) {
 
 static duk_u8 *match_regexp(duk_re_matcher_ctx *re_ctx, duk_u8 *pc, duk_u8 *sp) {
 	if (re_ctx->recursion >= re_ctx->recursion_limit) {
-		DUK_ERROR(re_ctx->thr, DUK_ERR_INTERNAL_ERROR, "regexp recursion limit reached");
+		DUK_ERROR(re_ctx->thr, DUK_ERR_INTERNAL_ERROR, "regexp executor recursion limit reached");
 	}
 	re_ctx->recursion++;