[Test] Remove some outdated tests from LocalInspectionTestGenerated

Those tests are referring to outdated language features which are
  meaningless for language version 1.5

idea/testData/inspectionsLocal/redundantSamConstructor/conversionPerArgumentDisabled1.kt

@@ -1,8 +0,0 @@
-// COMPILER_ARGUMENTS: -XXLanguage:+NewInference -XXLanguage:+SamConversionForKotlinFunctions -XXLanguage:+FunctionalInterfaceConversion -XXLanguage:-SamConversionPerArgument
-// PROBLEM: none
-
-fun test(r1: Runnable, r2: Runnable) {}
-
-fun usage(r1: Runnable) {
-    test(r1, Runnable<caret> {})
-}

idea/testData/inspectionsLocal/redundantSamConstructor/conversionPerArgumentDisabled2.kt

@@ -1,12 +0,0 @@
-// COMPILER_ARGUMENTS: -XXLanguage:+NewInference -XXLanguage:+SamConversionForKotlinFunctions -XXLanguage:+FunctionalInterfaceConversion -XXLanguage:-SamConversionPerArgument
-// PROBLEM: none
-
-fun interface KtRunnable {
-    fun run()
-}
-
-fun test(r1: KtRunnable, r2: KtRunnable) {}
-
-fun usage(r1: KtRunnable) {
-    test(r1, KtRunnable<caret> {})
-}

idea/testData/inspectionsLocal/redundantSamConstructor/conversionPerArgumentDisabled3.kt

@@ -1,8 +0,0 @@
-// COMPILER_ARGUMENTS: -XXLanguage:+NewInference -XXLanguage:+SamConversionForKotlinFunctions -XXLanguage:+FunctionalInterfaceConversion -XXLanguage:-SamConversionPerArgument
-// PROBLEM: none
-
-fun test(r1: Runnable, r2: Runnable) {}
-
-fun usage() {
-    test(Runnable { return@Runnable }, Runnable<caret> {})
-}

idea/testData/inspectionsLocal/removeRedundantBackticks/underscore.kt

@@ -1,8 +0,0 @@
-// PROBLEM: none
-
-fun test() {
-    try {
-    } catch (_: Throwable) {
-        <caret>`_`.printStackTrace()
-    }
-}