Remove result indicator from test summary (#9929)

* Remove result indicator from test summary
* Fix summary coloring
* Move summary above build result, add separator

Author: nohwnd

src/MSBuild.UnitTests/Snapshots/TerminalLogger_Tests.PrintTestSummaryNormalVerbosity_Succeeded.Linux.verified.txt

@@ -1,6 +1,6 @@
 ]9;4;3;\  project test succeeded (0.2s)
 [?25l
 [?25h
+Test summary: total: 10, failed: 1, succeeded: 7, skipped: 2, duration: 1.0s
 Build succeeded in 5.0s
-Test run failed. Total: 10 Failed: 1 Passed: 7 Skipped: 2, Duration: 1.0s
 ]9;4;0;\

src/MSBuild.UnitTests/Snapshots/TerminalLogger_Tests.PrintTestSummaryNormalVerbosity_Succeeded.OSX.verified.txt

@@ -1,5 +1,5 @@
   project test succeeded (0.2s)
 [?25l
 [?25h
+Test summary: total: 10, failed: 1, succeeded: 7, skipped: 2, duration: 1.0s
 Build succeeded in 5.0s
-Test run failed. Total: 10 Failed: 1 Passed: 7 Skipped: 2, Duration: 1.0s

src/MSBuild.UnitTests/Snapshots/TerminalLogger_Tests.PrintTestSummaryNormalVerbosity_Succeeded.Windows.verified.txt

@@ -1,6 +1,6 @@
 ]9;4;3;\  project test succeeded (0.2s)
 [?25l
 [?25h
+Test summary: total: 10, failed: 1, succeeded: 7, skipped: 2, duration: 1.0s
 Build succeeded in 5.0s
-Test run failed. Total: 10 Failed: 1 Passed: 7 Skipped: 2, Duration: 1.0s
 ]9;4;0;\

src/MSBuild/Resources/Strings.resx

@@ -1641,10 +1641,25 @@
       {4}: duration in seconds with 1 decimal point
     </comment>
   </data>
-  <data name="TestSummary" xml:space="preserve">
-    <value>Test run {0}. Total: {1} Failed: {2} Passed: {3} Skipped: {4}, Duration: {5}s</value>
-    <comment>{0} string, localized result e.g. Failed surrounded by ANSI colors.
-{1-5} whole number</comment>
+  <data name="TestSummary_BannerAndTotal" xml:space="preserve">
+    <value>Test summary: total: {0}</value>
+    <comment>{0} whole number</comment>
+  </data>
+  <data name="TestSummary_Duration" xml:space="preserve">
+    <value>duration: {0}s</value>
+    <comment>{0} whole number</comment>
+  </data>
+  <data name="TestSummary_Failed" xml:space="preserve">
+    <value>failed: {0}</value>
+    <comment>{0} whole number</comment>
+  </data>
+  <data name="TestSummary_Skipped" xml:space="preserve">
+    <value>skipped: {0}</value>
+    <comment>{0} whole number</comment>
+  </data>
+  <data name="TestSummary_Succeeded" xml:space="preserve">
+    <value>succeeded: {0}</value>
+    <comment>{0} whole number</comment>
   </data>
   <!-- **** TerminalLogger strings end **** -->
     <!--