Rollup merge of #57890 - feinorgh:fix-diagnostics-typo, r=zackmdavis
Rollup merge of #57890 - feinorgh:fix-diagnostics-typo, r=zackmdavis

Fix wording in diagnostics page

Fix a tiny wording error in the diagnostics text for E0070.

aidancully/rust,graydon/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,graydon/rust