DOC: fix SA01 for pandas.errors.MergeError

Author: tuhinsharma121

ci/code_checks.sh

@@ -195,7 +195,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.errors.IntCastingNaNError SA01" \
         -i "pandas.errors.InvalidIndexError SA01" \
         -i "pandas.errors.InvalidVersion SA01" \
-        -i "pandas.errors.MergeError SA01" \
         -i "pandas.errors.NullFrequencyError SA01" \
         -i "pandas.errors.NumExprClobberingError SA01" \
         -i "pandas.errors.NumbaUtilError SA01" \

pandas/errors/__init__.py

@@ -261,6 +261,15 @@ class MergeError(ValueError):
 
     Subclass of ``ValueError``.
 
+    See Also
+    --------
+    DataFrame.join : For joining DataFrames on their indexes.
+    merge : For merging two DataFrames on a common set of keys.
+    ValueError : Base class for exceptions related to invalid arguments.
+    NotImplementedError : A built-in exception that can also be used for abstract
+        methods but lacks the specificity of `AbstractMethodError` in indicating
+        the need for subclass implementation.
+
     Examples
     --------
     >>> left = pd.DataFrame(