build_number_ranges.md: link to "Statistics: Product Versions in Use" in marketplace docs
build_number_ranges.md: link to "Statistics: Product Versions in Use" in marketplace docs

JetBrains/intellij-sdk-docs,artspb/intellij-sdk-docs,JetBrains/intellij-sdk-docs,artspb/intellij-sdk-docs,artspb/intellij-sdk-docs,JetBrains/intellij-sdk-docs,artspb/intellij-sdk-docs