More double slash URL fixes

Fix TCs that reference HOST_WATCHDOG_URI.
Fix TCs that reference DUMP_ENTRY_URI.
Fix TCs that reference SOFTWARE_VERSION_URI.
FiX TCs that reference HOST_INVENTORY_URI.
Fix 'Get Endpoint Paths' keyword.

Change-Id: I77e5818a05ef5960ab8b0ffe14c1684ec9bbee39
Signed-off-by: Steven Sombar <ssombar@us.ibm.com>
diff --git a/lib/openbmc_ffdc_methods.robot b/lib/openbmc_ffdc_methods.robot
index 0bad5b7..65caed7 100755
--- a/lib/openbmc_ffdc_methods.robot
+++ b/lib/openbmc_ffdc_methods.robot
@@ -453,7 +453,7 @@
     [Documentation]  Collect dumps from dump entry.
     [Arguments]  ${log_prefix_path}=${LOG_PREFIX}
 
-    ${data}=  Read Properties  ${DUMP_ENTRY_URI}/enumerate  quiet=${1}
+    ${data}=  Read Properties  ${DUMP_ENTRY_URI}enumerate  quiet=${1}
 
     # Grab the list of entries from dump/entry/
     # The data shown below is the result of the "Get Dictionary Keys".