Java/Kotlin: Remove the erasure relation

It's no longer used

Author: igfoo

java/ql/lib/config/semmlecode.dbscheme

@@ -516,11 +516,6 @@ isRaw(
   int memberid: @member ref
 );
 
-erasure(
-  unique int memberid: @member ref,
-  int erasureid: @member ref
-);
-
 #keyset[classid] #keyset[parent]
 isAnonymClass(
   int classid: @classorinterface ref,

java/ql/lib/config/semmlecode.dbscheme.stats

@@ -13843,99 +13843,6 @@
             </columnsizes>
             <dependencies/>
         </relation>
-        <relation>
-            <name>erasure</name>
-            <cardinality>22246872</cardinality>
-            <columnsizes>
-                <e>
-                    <k>memberid</k>
-                    <v>22246872</v>
-                </e>
-                <e>
-                    <k>erasureid</k>
-                    <v>2976</v>
-                </e>
-            </columnsizes>
-            <dependencies>
-                <dep>
-                    <src>memberid</src>
-                    <trg>erasureid</trg>
-                    <val>
-                        <hist>
-                            <budget>12</budget>
-                            <bs>
-                                <b>
-                                    <a>1</a>
-                                    <b>2</b>
-                                    <v>22246872</v>
-                                </b>
-                            </bs>
-                        </hist>
-                    </val>
-                </dep>
-                <dep>
-                    <src>erasureid</src>
-                    <trg>memberid</trg>
-                    <val>
-                        <hist>
-                            <budget>12</budget>
-                            <bs>
-                                <b>
-                                    <a>1</a>
-                                    <b>2</b>
-                                    <v>184</v>
-                                </b>
-                                <b>
-                                    <a>2</a>
-                                    <b>3</b>
-                                    <v>456</v>
-                                </b>
-                                <b>
-                                    <a>3</a>
-                                    <b>5</b>
-                                    <v>260</v>
-                                </b>
-                                <b>
-                                    <a>5</a>
-                                    <b>6</b>
-                                    <v>734</v>
-                                </b>
-                                <b>
-                                    <a>6</a>
-                                    <b>9</b>
-                                    <v>236</v>
-                                </b>
-                                <b>
-                                    <a>9</a>
-                                    <b>23</b>
-                                    <v>254</v>
-                                </b>
-                                <b>
-                                    <a>23</a>
-                                    <b>98</b>
-                                    <v>225</v>
-                                </b>
-                                <b>
-                                    <a>101</a>
-                                    <b>288</b>
-                                    <v>225</v>
-                                </b>
-                                <b>
-                                    <a>345</a>
-                                    <b>2541</b>
-                                    <v>225</v>
-                                </b>
-                                <b>
-                                    <a>2940</a>
-                                    <b>448198</b>
-                                    <v>173</v>
-                                </b>
-                            </bs>
-                        </hist>
-                    </val>
-                </dep>
-            </dependencies>
-        </relation>
         <relation>
             <name>isAnonymClass</name>
             <cardinality>157916</cardinality>