Bump pdfbox from 2.0.11 to 2.0.15 in /plugins/bluenimble-plugin-converter.pdf#4

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dependabot/maven/plugins/bluenimble-plugin-converter.pdf/org.apache.pdfbox-pdfbox-2.0.15bluenimble/serverless:dependabot/maven/plugins/bluenimble-plugin-converter.pdf/org.apache.pdfbox-pdfbox-2.0.15Copy head branch name to clipboard