Fix off-by-one error in default currentVersion.

A version of 0x1000 is 0.16.0, not 1.0.0 as the comment said.  Fix the
value to match the comment, and also the one test case which had this
wrong.

llvm-svn: 278381
diff --git a/lld/lib/ReaderWriter/MachO/MachOLinkingContext.cpp b/lld/lib/ReaderWriter/MachO/MachOLinkingContext.cpp
index 05375f1..ebd4bf3 100644
--- a/lld/lib/ReaderWriter/MachO/MachOLinkingContext.cpp
+++ b/lld/lib/ReaderWriter/MachO/MachOLinkingContext.cpp
@@ -734,7 +734,7 @@
   if (pos != _pathToDylibMap.end())
     return pos->second->currentVersion();
   else
-    return 0x1000; // 1.0
+    return 0x10000; // 1.0
 }
 
 uint32_t MachOLinkingContext::dylibCompatVersion(StringRef installName) const {
@@ -742,7 +742,7 @@
   if (pos != _pathToDylibMap.end())
     return pos->second->compatVersion();
   else
-    return 0x1000; // 1.0
+    return 0x10000; // 1.0
 }
 
 void MachOLinkingContext::createImplicitFiles(