Fix TS object API generation of schema containing array of enumeration having no zero default (#8832)

* set the array constructor to fill with minvalue

* add regression generation test

tests/non_zero_enum.fbs

@@ -0,0 +1,12 @@
+enum NonZero: ubyte {
+    VAL = 1,
+}
+
+struct NonZeroArrayStruct {
+    data: [NonZero:4];
+}
+
+table NonZeroVectorTable {
+    values: [NonZero];
+    value: NonZero = VAL;
+}

tests/ts/TypeScriptTest.py

@@ -94,6 +94,11 @@ flatc(
     data="../unicode_test.json",
 )
 
+flatc(
+    options=["--ts", "--gen-object-api"],
+    schema="../non_zero_enum.fbs",
+)
+
 flatc(
     options=[
         "--ts",