reverted changed cfg test cases

Author: Goirad

src/test/run-pass/cfg/cfg-family.rs

@@ -1,5 +1,8 @@
 // run-pass
 // pretty-expanded FIXME #23616
+// ignore-cloudabi no target_family
+// ignore-wasm32-bare no target_family
+// ignore-sgx
 
 #[cfg(windows)]
 pub fn main() {
@@ -8,7 +11,3 @@ pub fn main() {
 #[cfg(unix)]
 pub fn main() {
 }
-
-#[cfg(not(any(windows, unix)))]
-pub fn main() {
-}

src/test/run-pass/cfg/cfg-target-family.rs

@@ -1,4 +1,8 @@
 // run-pass
+// ignore-cloudabi no target_family
+// ignore-wasm32-bare no target_family
+// ignore-sgx
+
 // pretty-expanded FIXME #23616
 
 #[cfg(target_family = "windows")]
@@ -8,7 +12,3 @@ pub fn main() {
 #[cfg(target_family = "unix")]
 pub fn main() {
 }
-
-#[cfg(not(any(target_family = "windows", target_family = "unix")))]
-pub fn main() {
-}