[FIR] Do not include transitive friend dependencies in symbol provider

When flattening a dependency FirSymbolProvider, make sure transitive
dependency FirSymbolProviders are not included. This requires checking
that nested symbol provider sessions match the composite symbol provider
session when they are both source sessions.

^KT-60614 Fixed

compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/DiagnosticTestGenerated.java

@@ -23266,6 +23266,12 @@ public class DiagnosticTestGenerated extends AbstractDiagnosticTest {
                 KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("compiler/testData/diagnostics/tests/multimodule"), Pattern.compile("^(.*)\\.kts?$"), Pattern.compile("^(.+)\\.(reversed|fir|ll)\\.kts?$"), true);
             }
 
+            @Test
+            @TestMetadata("dependencyModule.kt")
+            public void testDependencyModule() throws Exception {
+                runTest("compiler/testData/diagnostics/tests/multimodule/dependencyModule.kt");
+            }
+
             @Test
             @TestMetadata("dependsOnModule.kt")
             public void testDependsOnModule() throws Exception {

compiler/tests-common-new/tests-gen/org/jetbrains/kotlin/test/runners/ir/ClassicJvmIrTextTestGenerated.java

@@ -504,12 +504,6 @@ public class ClassicJvmIrTextTestGenerated extends AbstractClassicJvmIrTextTest
             runTest("compiler/testData/ir/irText/declarations/kt35550.kt");
         }
 
-        @Test
-        @TestMetadata("kt45308.kt")
-        public void testKt45308() throws Exception {
-            runTest("compiler/testData/ir/irText/declarations/kt45308.kt");
-        }
-
         @Test
         @TestMetadata("kt47527.kt")
         public void testKt47527() throws Exception {