[CLI] Warn on the use of the kotlin executable and recommend kotlinr

[Mikhail Zarechenskiy (zarechenskiy)]

No description provided.

[kotlin-safemerge]

Code Owners

Rule	Owners	Approval
/​compiler/​cli/​	kotlin-frontend ligee bnorm mglukhikh KvanTTT cypressious demiurg906 FenstonSingel (QA) lunakoly paganma GrigoriiSolnyshkin Aleksandra-Arsenteva (QA)	❌ ligee
/​compiler/​tests-​integration/​	kotlin-compiler sbogolepov kunyavskiy ykantor kotlin-frontend ligee bnorm mglukhikh KvanTTT cypressious demiurg906 FenstonSingel (QA) lunakoly paganma GrigoriiSolnyshkin Aleksandra-Arsenteva (QA) kotlin-wasm bashor karlosz ilgonmic jmrtsh igoriakovlev alex28sh kotlin-jvm udalov ilmirus grechkovlad MaxVerevkin jkurys2 zhelenskiy aShalygin (QA) kotlin-js JSMonk broadwaylamb seclerp kotlin-common-backend vsukharev ivandev0 AnzhelaSukhanova (QA) mcpiroman ddolovov mpiekutowski kotlin-native mMaxy projedi anton-bannykh DmT021 haitaka glukianets azakharenko homuroll SvyatoslavScherbina OlgaSemakina (QA) zeks07	❌ ligee