refs #18105 [master] fix obsolete facet key for dismax allfields search

* change searchspecs.yaml in local
* testing: update cross-check fixtures for finc.SearchSpecsReaderTest:testParentYaml
** local searchspec
** local alpha searchspec

local/config/vufind/searchspecs.yaml

@@ -457,7 +457,7 @@ AllFields:
     - [mm, 3]
     - [bf , ord(publishDateSort)^10]
 #    - [bf , "if(exists(query({!v='source_id:0'})),10,1)^1000"]
-    - [bf, "if(exists(query({!v='access_facet:Local*'})),10,1)^1000"]
+    - [bf, "if(exists(query({!v='facet_avail:Local*'})),10,1)^1000"]
   DismaxFields:
     - title_short^1000
     - title_full_unstemmed^1000

module/finc/tests/fixtures/configs/yaml/searchspecs/result/local/alpha/searchspecs.yaml

@@ -252,7 +252,7 @@ AllFields:
       - ord(publishDateSort)^10
     -
       - bf
-      - 'if(exists(query({!v=''access_facet:Local*''})),10,1)^1000'
+      - 'if(exists(query({!v=''facet_avail:Local*''})),10,1)^1000'
   DismaxFields:
     - title_short^1000
     - title_full_unstemmed^1000

module/finc/tests/fixtures/configs/yaml/searchspecs/result/local/searchspecs.yaml

@@ -252,7 +252,7 @@ AllFields:
       - ord(publishDateSort)^10
     -
       - bf
-      - 'if(exists(query({!v=''access_facet:Local*''})),10,1)^1000'
+      - 'if(exists(query({!v=''facet_avail:Local*''})),10,1)^1000'
   DismaxFields:
     - title_short^1000
     - title_full_unstemmed^1000