pick up 1.74 so that keys in JSON are all quoted, as described in http://json.org/

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@10440 71c3de6d-444a-0410-be80-ed276b4c234a

core/pom.xml

@@ -280,7 +280,7 @@
     <dependency>
       <groupId>org.kohsuke.stapler</groupId>
       <artifactId>stapler</artifactId>
-      <version>1.73</version>
+      <version>1.74</version>
     </dependency>
     <dependency>
       <!-- until the next rev of stapler picks up localizer 1.5 -->