Add the GAV coordinates of the annotations to the documentation (spot…

…bugs#3137)

* Doc: added the GAV coordinates of the annotations to the documentation

* try with a newline before the code block directive

* Try using parsed-literal to get the release version substitution

* Reuse the generated includes for the Maven and Gradle deps declarations

docs/annotations.rst

@@ -4,6 +4,12 @@ Annotations
 SpotBugs supports several annotations to express the developer's intent so that SpotBugs can issue warnings more appropriately.
 Annotations for SpotBugs.
 
+.. literalinclude:: generated/migration-findbugs-annotations-maven.template.inc
+    :language: xml
+
+.. literalinclude:: generated/migration-findbugs-annotations-gradle.template.inc
+    :language: groovy
+
 edu.umd.cs.findbugs.annotations.CheckForNull
 --------------------------------------------
 The annotated element might be null, and uses of the element should check for null.