[#25297] YSQL: stylistic change to ybsimplelint.sh

Summary:
Add line breaks for each command in pipelines.  Purely a stylistic
change.
Jira: DB-14495

Test Plan:
Close: #25297
Jenkins: skip

Reviewers: patnaik.balivada

Reviewed By: patnaik.balivada

Subscribers: patnaik.balivada, yql

Differential Revision: https://phorge.dev.yugabyte.com/D40561

src/postgres/ybsimplelint.sh

@@ -1,28 +1,43 @@
 #!/usr/bin/env bash
 # Simple linter for postgres code.
-grep -nE '\s+$' "$1" | sed 's/^/error:trailing_whitespace:/'
-grep -nvE '^(	* {0,3}\S|$)' "$1" | sed 's/^/error:leading_whitespace:/'
+grep -nE '\s+$' "$1" \
+  | sed 's/^/error:trailing_whitespace:/'
+grep -nvE '^(	* {0,3}\S|$)' "$1" \
+  | sed 's/^/error:leading_whitespace:/'
 
 # Second grep below is to exclude comments:
 # - lines starting with comments
 # - \w\* inside a single-line or inline comment.
-grep -nE '\w\*+(\s|\)|$)' "$1" | grep -vE '^[0-9]+:\s*/?\*\s|.*/\*.*\w\*.*\*/' | sed 's/^/warning:likely_bad_pointer:/'
+grep -nE '\w\*+(\s|\)|$)' "$1" \
+  | grep -vE '^[0-9]+:\s*/?\*\s|.*/\*.*\w\*.*\*/' \
+  | sed 's/^/warning:likely_bad_pointer:/'
 
-grep -nE '/\*(\w+|\s\w+|\w+\s)\*/' "$1" | sed 's/^/error:bad_parameter_comment_spacing:/'
+grep -nE '/\*(\w+|\s\w+|\w+\s)\*/' "$1" \
+  | sed 's/^/error:bad_parameter_comment_spacing:/'
 
 # Second grep below is to exclude function declarations (or catch function
 # declarations missing storage class).  Unfortunately, it is not easy to
 # distinguish static function definitions from declarations when the parameter
 # list spans multiple lines, so those cases are missed.
-grep -nE '^\w+(\s+\w+)+\(' "$1" | grep -vE '^[0-9]+:(NON_EXEC_STATIC|extern|static)\s.*[^\)]$' | sed 's/^/warning:likely_bad_function_signature:/'
+grep -nE '^\w+(\s+\w+)+\(' "$1" \
+  | grep -vE '^[0-9]+:(NON_EXEC_STATIC|extern|static)\s.*[^\)]$' \
+  | sed 's/^/warning:likely_bad_function_signature:/'
 
-grep -nE '(\)|else)\s+{$' "$1" | sed 's/^/warning:likely_bad_opening_brace:/'
-grep -nE '}\s+else' "$1" | sed 's/^/warning:likely_bad_closing_brace:/'
+grep -nE '(\)|else)\s+{$' "$1" \
+  | sed 's/^/warning:likely_bad_opening_brace:/'
+grep -nE '}\s+else' "$1" \
+  | sed 's/^/warning:likely_bad_closing_brace:/'
 
-grep -nE ',\s*errmsg(_plural)?\(' "$1" | sed 's/^/error:missing_linebreak_before_errmsg:/'
-grep -nE ',\s*errdetail(_plural)?\(' "$1" | sed 's/^/error:missing_linebreak_before_errdetail:/'
-grep -nE ',\s*errhint\(' "$1" | sed 's/^/error:missing_linebreak_before_errhint:/'
+grep -nE ',\s*errmsg(_plural)?\(' "$1" \
+  | sed 's/^/error:missing_linebreak_before_errmsg:/'
+grep -nE ',\s*errdetail(_plural)?\(' "$1" \
+  | sed 's/^/error:missing_linebreak_before_errdetail:/'
+grep -nE ',\s*errhint\(' "$1" \
+  | sed 's/^/error:missing_linebreak_before_errhint:/'
 
-grep -nE 'errmsg(_plural)?\("[A-Z][a-z]' "$1" | sed 's/^/warning:likely_bad_capitalization_in_errmsg:/'
-grep -nE 'errdetail(_plural)?\("[a-z]' "$1" | sed 's/^/warning:likely_bad_lowercase_in_errdetail:/'
-grep -nE 'errhint\("[a-z]' "$1" | sed 's/^/warning:likely_bad_lowercase_in_errhint:/'
+grep -nE 'errmsg(_plural)?\("[A-Z][a-z]' "$1" \
+  | sed 's/^/warning:likely_bad_capitalization_in_errmsg:/'
+grep -nE 'errdetail(_plural)?\("[a-z]' "$1" \
+  | sed 's/^/warning:likely_bad_lowercase_in_errdetail:/'
+grep -nE 'errhint\("[a-z]' "$1" \
+  | sed 's/^/warning:likely_bad_lowercase_in_errhint:/'