dolt-blame: add page (#5478)

Author: bl-ue

pages/common/dolt-blame.md

@@ -0,0 +1,16 @@
+# dolt blame
+
+> Displays commit information for each row of a Dolt table.
+> More information: <http://github.com/dolthub/dolt>.
+
+- Display the latest commit for each row of a table:
+
+`dolt blame {{table}}`
+
+- Display the latest commits for each row of a table when the specified commit was made:
+
+`dolt blame {{commit}} {{table}}`
+
+- View help:
+
+`dolt blame --help`