Move the "unsafe" rules of front_perms_ok simple tests to separate test file

This enables us to exercise the front perms parse logic in the utils rule parsing through the simple tests as well

Signed-off-by: Ryan Lee <ryan.lee@canonical.com>

parser/tst/simple_tests/file/file/front_perms_ok_1.sd

@@ -15,10 +15,5 @@
    file ux /foo3,
    file Ux /foo4,
    file ix /foo5,
-   file unsafe px /foo6,
-   file unsafe Px /foo7,
-   file unsafe ux /foo8,
-   file unsafe Ux /foo9,
-   file unsafe ix /foo10,
 
 }

parser/tst/simple_tests/file/file/front_perms_ok_2.sd

@@ -0,0 +1,13 @@
+#
+#=DESCRIPTION perms before pathname with unsafe keyword
+#=EXRESULT PASS
+#
+/usr/bin/foo {
+
+   file unsafe px /foo6,
+   file unsafe Px /foo7,
+   file unsafe ux /foo8,
+   file unsafe Ux /foo9,
+   file unsafe ix /foo10,
+
+}

parser/tst/simple_tests/file/front_perms_ok_1.sd

@@ -14,10 +14,5 @@
    ux /foo3,
    Ux /foo4,
    ix /foo5,
-   unsafe px /foo6,
-   unsafe Px /foo7,
-   unsafe ux /foo8,
-   unsafe Ux /foo9,
-   unsafe ix /foo10,
 
 }

parser/tst/simple_tests/file/front_perms_ok_2.sd

@@ -0,0 +1,12 @@
+#
+#=DESCRIPTION perms before pathname with unsafe keyword
+#=EXRESULT PASS
+#
+/usr/bin/foo {
+   unsafe px /foo6,
+   unsafe Px /foo7,
+   unsafe ux /foo8,
+   unsafe Ux /foo9,
+   unsafe ix /foo10,
+
+}

utils/test/test-parser-simple-tests.py

@@ -248,11 +248,11 @@ unknown_line = (
     'file/ok_other_3.sd',
 
     # 'unsafe' keyword
-    'file/file/front_perms_ok_1.sd',
+    'file/file/front_perms_ok_2.sd',
-    'file/front_perms_ok_1.sd',
+    'file/front_perms_ok_2.sd',
     'xtrans/simple_ok_cx_1.sd',
 
-    # permissions before path and owner / audit {...} blocks
+    # owner / audit {...} blocks
     'file/file/owner/ok_1.sd',
     'file/owner/ok_1.sd',
     'profile/entry_mods_audit_ok1.sd',