Revert "KT-35811: Type parameter angle brackets followed by equal sign are parsed incorrectly if whitespace is missing"

This reverts commit a2077f9063.

compiler/psi/src/org/jetbrains/kotlin/lexer/Kotlin.flex

@@ -283,6 +283,7 @@ LONELY_BACKTICK=`
 "++"         { return KtTokens.PLUSPLUS  ; }
 "--"         { return KtTokens.MINUSMINUS; }
 "<="         { return KtTokens.LTEQ      ; }
+">="         { return KtTokens.GTEQ      ; }
 "=="         { return KtTokens.EQEQ      ; }
 "!="         { return KtTokens.EXCLEQ    ; }
 "&&"         { return KtTokens.ANDAND    ; }

compiler/psi/src/org/jetbrains/kotlin/parsing/SemanticWhitespaceAwarePsiBuilderImpl.java

@@ -30,7 +30,7 @@ import org.jetbrains.kotlin.lexer.KtTokens;
 import static org.jetbrains.kotlin.lexer.KtTokens.*;
 
 public class SemanticWhitespaceAwarePsiBuilderImpl extends PsiBuilderAdapter implements SemanticWhitespaceAwarePsiBuilder {
-    private final TokenSet complexTokens = TokenSet.create(SAFE_ACCESS, ELVIS, EXCLEXCL, GTEQ);
+    private final TokenSet complexTokens = TokenSet.create(SAFE_ACCESS, ELVIS, EXCLEXCL);
     private final Stack<Boolean> joinComplexTokens = new Stack<>();
 
     private final Stack<Boolean> newlinesEnabled = new Stack<>();
@@ -155,10 +155,6 @@ public class SemanticWhitespaceAwarePsiBuilderImpl extends PsiBuilderAdapter imp
             IElementType nextRawToken = rawLookup(rawLookupSteps);
             if (nextRawToken == EXCL) return EXCLEXCL;
         }
-        else if (rawTokenType == GT){
-            IElementType nextRawToken = rawLookup(rawLookupSteps);
-            if (nextRawToken == EQ) return GTEQ;
-        }
         return rawTokenType;
     }
 
@@ -185,11 +181,9 @@ public class SemanticWhitespaceAwarePsiBuilderImpl extends PsiBuilderAdapter imp
         if (!joinComplexTokens()) return super.getTokenText();
         IElementType tokenType = getTokenType();
         if (complexTokens.contains(tokenType)) {
-            if (tokenType == ELVIS) return "?:";
-            if (tokenType == SAFE_ACCESS) return "?.";
-            if (tokenType == EXCLEXCL) return "!!";
-            if (tokenType == GTEQ) return ">=";
-        }
+                if (tokenType == ELVIS) return "?:";
+                if (tokenType == SAFE_ACCESS) return "?.";
+            }
         return super.getTokenText();
     }