Rename master branch to main in scaladoc tasks

Author: anatoliykmetyuk

project/Build.scala

@@ -1394,10 +1394,10 @@ object Build {
 
         def generateDocTask =
           generateDocumentation(
-            roots, "Scala 3", dest.getAbsolutePath, "master",
+            roots, "Scala 3", dest.getAbsolutePath, "main",
             Seq(
               "-comment-syntax", "wiki",
-              s"-source-links:docs=github://lampepfl/dotty/master#docs",
+              s"-source-links:docs=github://lampepfl/dotty/main#docs",
               "-doc-root-content", docRootFile.toString,
               "-versions-dictionary-url",
               "https://scala-lang.org/api/versions.json",
@@ -1420,7 +1420,7 @@ object Build {
           (Test / Build.testcasesOutputDir).value,
           "scaladoc testcases",
           "scaladoc/output/testcases",
-          "master",
+          "main",
           Seq("-usejavacp", "-snippet-compiler:scaladoc-testcases/docs=compile", "-siteroot", "scaladoc-testcases/docs")
         )
       }.value,

project/scripts/cmdScaladocTests

@@ -38,6 +38,6 @@ dist/target/pack/bin/scaladoc \
   -siteroot scaladoc-testcases/docs \
   -project-footer "Copyright (c) 2002-2022, LAMP/EPFL" \
   -default-template static-site-main \
-  -author -groups -revision master -project-version "${DOTTY_BOOTSTRAPPED_VERSION}" \
+  -author -groups -revision main -project-version "${DOTTY_BOOTSTRAPPED_VERSION}" \
   out/bootstrap/scaladoc-testcases/scala-"${DOTTY_NONBOOTSTRAPPED_VERSION}"/classes > "$tmp" 2>&1 || echo "generated testcases project with scripts"
 diff -rq "$OUT1" "scaladoc/output/testcases"