C#: Update tests and expected test results.

Author: michaelnebel

csharp/ql/test/query-tests/Dead Code/DeadStoreOfLocal/DeadStoreOfLocal.cs

@@ -125,7 +125,7 @@ public void M9()
     public void M10()
     {
         int x = 0;
-        ++x; // $ Alert
+        ++x; // Missing Alert
     }
 
     public IEnumerable<string> M11(IEnumerable<string> source)

csharp/ql/test/query-tests/Dead Code/DeadStoreOfLocal/DeadStoreOfLocal.expected

@@ -1,4 +1,3 @@
-#select
 | DeadStoreOfLocal.cs:8:13:8:48 | Boolean success = ... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:8:13:8:19 | success | success |
 | DeadStoreOfLocal.cs:24:32:24:32 | FormatException e | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:24:32:24:32 | e | e |
 | DeadStoreOfLocal.cs:33:22:33:22 | String s | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:33:22:33:22 | s | s |
@@ -9,9 +8,6 @@
 | DeadStoreOfLocal.cs:98:13:98:20 | Int32 x = ... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:98:13:98:13 | x | x |
 | DeadStoreOfLocal.cs:104:9:104:14 | ... = ... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:103:13:103:13 | x | x |
 | DeadStoreOfLocal.cs:110:9:110:11 | ...++ | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:109:13:109:13 | x | x |
-| DeadStoreOfLocal.cs:116:27:116:29 | ++... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:115:13:115:13 | x | x |
-| DeadStoreOfLocal.cs:122:27:122:29 | --... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:121:13:121:13 | x | x |
-| DeadStoreOfLocal.cs:128:9:128:11 | ++... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:127:13:127:13 | x | x |
 | DeadStoreOfLocal.cs:154:22:154:24 | String val | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:154:22:154:24 | val | val |
 | DeadStoreOfLocal.cs:173:13:173:37 | ... = ... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:166:40:166:44 | extra | extra |
 | DeadStoreOfLocal.cs:176:13:176:37 | ... = ... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:166:16:166:20 | info1 | info1 |
@@ -24,6 +20,3 @@
 | DeadStoreOfLocal.cs:444:13:444:20 | String s = ... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:444:13:444:13 | s | s |
 | DeadStoreOfLocal.cs:470:13:470:21 | ... = ... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:468:13:468:13 | s | s |
 | DeadStoreOfLocal.cs:544:20:544:76 | FileStream y = ... | This assignment to $@ is useless, since its value is never read. | DeadStoreOfLocal.cs:544:20:544:20 | y | y |
-testFailures
-| DeadStoreOfLocal.cs:116:27:116:29 | This assignment to $@ is useless, since its value is never read. | Unexpected result: Alert |
-| DeadStoreOfLocal.cs:122:27:122:29 | This assignment to $@ is useless, since its value is never read. | Unexpected result: Alert |