fix "edit" link to markup source and bootstrap doc on ITs Suite deps

its/core-it-suite/src/site/apt/bootstrap.apt.vm

@@ -29,7 +29,8 @@
 Maven Core Integration Tests Bootstrap
 
   Core IT Bootstrapping downloads from Central repository every dependency (artifacts, plugins) required to let
-  ITs run without downloading anything later (see {{{../}Core ITs and dependencies}} rationale):
+  Core ITs Suite run without downloading anything later (see {{{./index.html}Core ITs Suite and dependencies}} rationale),
+  as defined in [a series of bootstrap projects](https://github.com/apache/maven-integration-testing/tree/master/core-it-suite/src/test/resources/bootstrap):
 
 %{toc|section=1|fromDepth=2}
 

its/core-it-suite/src/site/apt/index.apt.vm

@@ -79,7 +79,7 @@ mvn -Preporting site
 %{snippet|file=${project.build.directory}/info.txt}
 
 
-* Core ITs and dependencies
+* Core ITs Suite and Dependencies
 
  A good IT does not depend on external repos like Central, it uses dedicated test plugins and test repositories.
  The {{{https://github.com/apache/maven-integration-testing/blob/master/core-it-suite/src/test/resources-filtered/settings.xml}default <<<settings.xml>>>}}

its/pom.xml

@@ -46,7 +46,8 @@ under the License.
   <scm>
     <connection>scm:git:https://gitbox.apache.org/repos/asf/maven-integration-testing.git</connection>
     <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/maven-integration-testing.git</developerConnection>
-      <url>https://github.com/apache/maven-integration-testing/</url>
+    <url>https://github.com/apache/maven-integration-testing/tree/${project.scm.tag}</url>
+    <tag>master</tag>
   </scm>
   <ciManagement>
     <system>Jenkins</system>