Fix issues with multiple bind patterns in match statement

modules/gdscript/tests/scripts/parser/features/match_multiple_variable_binds_in_pattern.gd

@@ -0,0 +1,6 @@
+func test():
+    match [1, 2, 3]:
+        [var a, var b, var c]:
+            print(a == 1)
+            print(b == 2)
+            print(c == 3)

modules/gdscript/tests/scripts/parser/features/match_multiple_variable_binds_in_pattern.out

@@ -0,0 +1,4 @@
+GDTEST_OK
+true
+true
+true