unified: Satisfy ql4ql warning

Author: asgerf

unified/ql/src/diagnostic/FilesCoveredByModuleManifest.ql

@@ -15,4 +15,4 @@ import codeql.unified.internal.AnalysisQuality
 
 from FilesCoveredByModuleManifestStats::Candidate c, ModuleScopeRepr mod
 where c.isOk() and mod = c.getAModule()
-select c, "File included in $@", mod, mod.toString()
+select c, "File included in $@.", mod, mod.toString()

unified/ql/src/diagnostic/StaticNameResolution.ql

@@ -14,4 +14,4 @@ import codeql.unified.internal.AnalysisQuality
 
 from StaticNameResolutionStats::Candidate c, NameBindingNode target
 where target = c.getTarget()
-select c, "Resolved to $@", target, target.toString()
+select c, "Resolved to $@.", target, target.toString()