Update RSPEC

rules/S1751/rust/metadata.json

@@ -0,0 +1,7 @@
+{
+  "tags": [
+    "confusing",
+    "bad-practice",
+    "clippy"
+  ]
+}

rules/S1751/rust/rule.adoc

@@ -0,0 +1,34 @@
+== Why is this an issue?
+
+include::../description.adoc[]
+
+=== Noncompliant code example
+
+[source,rust,diff-id=1,diff-type=noncompliant]
+----
+let mut x = 0;
+loop {
+    x += 1;
+    if x == 1 {
+        return;
+    }
+    break;
+}
+----
+
+=== Compliant solution
+
+[source,rust,diff-id=1,diff-type=compliant]
+----
+let mut x = 0;
+x += 1;
+if x == 1 {
+    return;
+}
+----
+
+== Resources
+
+=== Documentation
+
+* Clippy Lints - https://rust-lang.github.io/rust-clippy/master/index.html#never_loop