fix hist workaround and fix docs

components/eamxx/cime_config/SystemTests/mvkxx.py

@@ -193,15 +193,17 @@ def _generate_baseline(self):
                 self._case.get_value("CASE"), self.component, rundir, ref_case=ref_case
             )
             # for eamxx, we need to get all files that have *scream_????.h.*.nc added to this list
-            hists += glob.glob(os.path.join(rundir, "*scream_????.h.AVERAGE.*.nc"))
+            more_hists = glob.glob(os.path.join(rundir, "*scream_????.h.AVERAGE.*.nc"))
             # before copying, let's also rename some files
             # current pattern is scream_????.h.AVERAGE.nmonths_x1.????-??.nc
             # desired pattern is scream_????.h.????-??.nc
-            for hist in hists:
+            for hist in more_hists:
                 if "scream" in hist:
                     # get rid of the AVERAGE.nmonths_x1.
                     new_hist = hist.replace("AVERAGE.nmonths_x1.", "")
                     os.rename(hist, new_hist)
+                    # add it to hists
+                    hists.append(new_hist)
             logger.debug("MVKxx additional baseline files: {}".format(hists))
             hists = [os.path.join(rundir, hist) for hist in hists]
             for hist in hists:

components/eamxx/docs/user/multi-instance-mvk.md

@@ -15,7 +15,11 @@ For some background, see DOIs:
 
 ## Multi-instance testing
 
-See this [link](https://esmci.github.io/cime/versions/master/html/users_guide/multi-instance.html) for background on the multi-instance capability in CIME.
+See following link for background on the multi-instance capability in CIME.
+
+[Link][cime-multi-instance]
+
+[cime-multi-instance]: https://esmci.github.io/cime/versions/master/html/users_guide/multi-instance.html
 
 In SCREAM/EAMxx, it works in exactly the same except that
 the namelist file has a different name and location.