Use a more-specific method name

Author: jkmassel

fastlane/Fastfile

@@ -565,7 +565,7 @@ platform :ios do
     # Get the current build version, and update it if needed
     version_config_path = File.join(PROJECT_ROOT_FOLDER, 'config', 'Version.internal.xcconfig')
     versions = Xcodeproj::Config.new(File.new(version_config_path)).to_hash
-    build_number = get_build_number
+    build_number = generate_installable_build_number
     UI.message("Updating build version to #{build_number}")
     versions['VERSION_LONG'] = build_number
     new_config = Xcodeproj::Config.new(versions)
@@ -976,7 +976,7 @@ def ensure_sentry_installed
 end
 
 # This function is Buildkite-specific
-def get_build_number
+def generate_installable_build_number
 
   # This should work outside of Buildkite
   if ENV['BUILDKITE'] != 'true'

fastlane/Jetpack-Fastfile

@@ -23,7 +23,7 @@ APP_IDENTIFIER = 'com.automattic.jetpack'
     # Get the current build version, and update it if needed
     version_config_path = File.join(PROJECT_ROOT_FOLDER, 'config', 'Version.internal.xcconfig')
     versions = Xcodeproj::Config.new(File.new(version_config_path)).to_hash
-    build_number = get_build_number
+    build_number = generate_installable_build_number
     UI.message("Updating build version to #{build_number}")
     versions['VERSION_LONG'] = build_number
     new_config = Xcodeproj::Config.new(versions)