GidianB

[Bug] Tooltip with renderMode: 'richText' does not apply rich styling to formatter.

9

### Version 5.5.0 ### Link to Minimal Reproduction https://echarts.apache.org/examples/zh/editor.html?c=bar-simple&code=PYBwLglsB2AEC8sDeAoWsAeBBDEDOAXMmurGAJ4gCmRA5AMYCGYVA5sAE7m0A0J6AE2aMiAbVoBZGL1i0AKgFcqM2gHUqAlXIAWClQDEOEFQGVmphdFoBdEgF8-6cjnxFUpMpRqyAbowA2SrT2jmTAwP6QIG78sBxU0AJUHFJJdEb02nJUGGC8sQBmnAC2zCwcRAAUIIwcjMV4AJTo8AB8xB7o8WAKHHCwAAawACRINXUNAHTQ9VR2bgBGgVQAPqPj9XiTfst2dgOxDrEA9McAQlT-wADusHgU_hDQrLD4sNDAYLCMICCPGrEMtoYp1YEslCDQbB6BFOHRwcpQqCitAwOoIKxtGB4RFNEjSHZDviWLkTA9vO5OkDIaCETSoTCrhVZAj8lDSCi0VQMVicf48bEPITQcKCSESHhkhAqIRYKJYpSPEIwCI5QBGABMAAYeLBtTrYGqAKwGgAcBoA7Aa1WrrQBmLXWfHoCjUeG1YJCki2OwAbiAA ### Steps to Reproduce Specify renderMode: 'richText' in the tooltip and use richText formatting in the formatter. Then specify the richText...