[Analysis API] rename AbstractSingleSymbolByPsi -> AbstractSingleSymbolByPsiTest

to match test naming convention

generators/analysis-api-generator/tests/org/jetbrains/kotlin/generators/tests/analysis/api/analysisApi.kt

@@ -108,7 +108,7 @@ private fun AnalysisApiTestGroup.generateAnalysisApiNonComponentsTests() {
             model("symbolByPsi")
         }
 
-        test(AbstractSingleSymbolByPsi::class) {
+        test(AbstractSingleSymbolByPsiTest::class) {
             model("singleSymbolByPsi")
         }