8006090: Formatter asserts with -esa

Removed the offending assert

Reviewed-by: alanb, darcy

jdk/src/share/classes/java/util/Formatter.java

@@ -3827,7 +3827,6 @@ public final class Formatter implements Closeable, Flushable {
                                  Locale l)
             throws IOException
         {
-            assert(width == -1);
             if (sb == null)
                 sb = new StringBuilder();
             switch (c) {

jdk/test/ProblemList.txt

@@ -347,9 +347,6 @@ com/sun/jdi/ProcessAttachTest.sh                                generic-all
 
 # jdk_util
 
-# 8006090
-java/util/Formatter/Basic.java					generic-all
-
 # Filed 6933803
 java/util/concurrent/ThreadPoolExecutor/CoreThreadTimeOut.java  generic-all