.pytool/plugin/SpellCheck: Allow compound words

Sets "allowCompoundWords" to "true" to reduce the number of compound
word issues encountered in the future.

Cc: Sean Brogan <sean.brogan@microsoft.com>
Cc: Bret Barkelew <Bret.Barkelew@microsoft.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>

.pytool/Plugin/SpellCheck/cspell.base.yaml

@@ -21,7 +21,7 @@
         "*.jpg"
     ],
     "minWordLength": 5,
-    "allowCompoundWords": false,
+    "allowCompoundWords": true,
     "maxNumberOfProblems": 200,
     "maxDuplicateProblems": 200,
     "ignoreWords": [