Don't build a solution when -preprocess or -targets is passed on the command line (#8588)

The -preprocess or -targets options are not supported for .sln files and, when these options are supplied, the .sln is built.

With this change the .sln will not be built.

Author: jrdodds

src/MSBuild/Resources/Strings.resx

@@ -1365,6 +1365,9 @@
   <data name="NotWarnAsErrorWithoutWarnAsError" Visibility="Public">
     <value>MSBUILD : error MSB1062: The -warnnotaserror switch cannot be specified unless the -warnaserror switch is also specified and left empty.</value>
     <comment>{StrBegin="MSBUILD : error MSB1062: "}LOCALIZATION: The prefix "MSBUILD : error MSBxxxx:", "-warnnotaserror" and "-warnaserror" should not be localized.</comment>
+  </data>
+  <data name="UnsupportedSwitchForSolutionFiles" Visibility="Public">
+    <value>The '{0}' switch is not supported for solution files.</value>
   </data>
     <!--
         The command line message bucket is: MSB1001 - MSB1999