Replace all <pre> with <pre class="code"> in JavaDoc [SPR-8108]

[spring-projects-issues]

Chris Beams opened SPR-8108 and commented

cbeams@anakata:~/Work/spring-framework/spring-framework#12721>$ git grep -A5 "<pre>"

replace as appropriate with <pre class="code"> to support proper formatting JavaDoc.

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Issue Links:

• Improve presentation of code blocks in Javadoc [SPR-10155] #14788 Improve presentation of code blocks in Javadoc ("depends on")
• Add syntax highlighting to Javadoc where necessary [SPR-8426] #13072 Add syntax highlighting to Javadoc where necessary ("is duplicated by")

Referenced from: commits 2a44228

[spring-projects-issues]

Adrian Doyle commented

Pull Request: #280