update time notation

Author: hmillersarah

ims-videos.html

@@ -184,7 +184,7 @@
               name="Making an IMS database ready for use" 
               desc="Learn how to prepare an IMS database by defining its metadata characteristics, allocating its data sets, and more."
               level="Beginner"
-              time="6.6 hours"
+              time="6 hours, 40 minutes"
               link="https://mediacenter.ibm.com/playlist/details/1_s5qmssgt/categoryId/122579632"
               id="ims-prep-db"
               class="pure-u-1 pure-u-lg-1-2 pure-u-xl-1-3"
@@ -360,7 +360,7 @@
               desc="Learn about the Eclipse-based graphical tool that simplifies common IMS tasks that are related
                to IMS application development."
               level="Intermediate"
-              time="1.15 hours"
+              time="1 hour, 15 minutes"
               link="https://mediacenter.ibm.com/playlist/dedicated/122579632/0_3n5xj4z6/0_ky5ochli"
               id="ims-exp"
               class="pure-u-1 pure-u-lg-1-2 pure-u-xl-1-3"