Ordinary completion includes some items from smart completion + changed priority for multi-args item in smart completion

#KT-8580 Fixed

idea/idea-completion/testData/weighers/basic/expectedInfo/CompanionObjectMethod.kt

@@ -0,0 +1,12 @@
+class CC {
+    companion object {
+        fun getInstance(): CC {}
+    }
+}
+
+fun foo(): CC {
+    return C<caret>
+}
+
+// ORDER: CC
+// ORDER: getInstance

idea/idea-completion/testData/weighers/basic/expectedInfo/EnumEntries.kt

@@ -0,0 +1,13 @@
+enum class EE {
+    A,
+    B
+}
+
+fun foo(): EE {
+    return E<caret>
+}
+
+// ORDER: valueOf
+// ORDER: A
+// ORDER: B
+// ORDER: EE

idea/idea-completion/testData/weighers/basic/expectedInfo/MultiArgsItem.kt

@@ -0,0 +1,12 @@
+interface I1
+interface I2
+
+fun foo(a: I1, b: I2, c: I1) {}
+
+fun bar(b: I2, a: I1, c: I1) {
+    foo(<caret>)
+}
+
+// ORDER: a
+// ORDER: c
+// ORDER: "a, b, c"