Fixed KT-5894 Select Woes: no need to select code block + end of line

+ corrected selection of when

 #KT-5894 Fixed

idea/testData/wordSelection/IfBody/0.kt

@@ -0,0 +1,6 @@
+fun foo() {
+    if (a) {
+        <caret>f()
+        g()
+    }
+}

idea/testData/wordSelection/IfBody/1.kt

@@ -0,0 +1,6 @@
+fun foo() {
+    if (a) {
+        <selection><caret>f</selection>()
+        g()
+    }
+}

idea/testData/wordSelection/IfBody/2.kt

@@ -0,0 +1,6 @@
+fun foo() {
+    if (a) {
+        <selection><caret>f()</selection>
+        g()
+    }
+}

idea/testData/wordSelection/IfBody/3.kt

@@ -0,0 +1,6 @@
+fun foo() {
+    if (a) {
+<selection>        <caret>f()
+</selection>        g()
+    }
+}

idea/testData/wordSelection/IfBody/4.kt

@@ -0,0 +1,6 @@
+fun foo() {
+    if (a) {
+<selection>        <caret>f()
+        g()
+</selection>    }
+}

idea/testData/wordSelection/IfBody/5.kt

@@ -0,0 +1,6 @@
+fun foo() {
+    if (a) <selection>{
+        <caret>f()
+        g()
+    }</selection>
+}

idea/testData/wordSelection/IfBody/6.kt

@@ -0,0 +1,6 @@
+fun foo() {
+<selection>    if (a) {
+        <caret>f()
+        g()
+    }
+</selection>}