chore: fix charm lib doc string

[dimaqq]

Applicable spec: a separate clean up PR before adding the "protocol" field per ISD240.

Overview

Update the example in the doc string to the actual arguments of the requirer.

Rationale

Juju Events Changes

none

Module Changes

none

Library Changes

doc fix in haproxy-route

Checklist

• The charm style guide was applied
• The contributing guide was applied
• The changes are compliant with ISD054 - Managing Charm Complexity
• The documentation for charmhub is updated
• The PR is tagged with appropriate label (urgent, trivial, complex)

[github-actions]

Test results for commit 10a5c10

Test coverage for 10a5c10

Name                                     Stmts   Miss Branch BrPart  Cover   Missing
------------------------------------------------------------------------------------
lib/charms/haproxy/v1/haproxy_route.py     340     55     78     24    79%   171, 174, 222, 231-234, 259-262, 283-288, 569-570, 713-716, 720, 746-757, 782-784, 803-805, 814, 966-972, 976, 1149->1151, 1153->1155, 1155->1157, 1157->1159, 1159->1161, 1161->1164, 1196, 1201, 1206, 1231, 1259, 1263, 1267, 1290, 1311, 1321-1322, 1324->exit, 1360-1362, 1382, 1396, 1401-1403
src/charm.py                               221     79     64      7    56%   82, 178, 186-199, 204, 209, 225, 236, 242-243, 271-291, 310-326, 386-399, 412-417, 426, 438-452, 457, 467, 473-479, 489-495
src/haproxy.py                              94     37      2      0    59%   95, 104-110, 128-142, 155-164, 172-179, 188-197, 206-212, 220-229, 257, 281-283
src/http_interface.py                       73     25      4      0    62%   74, 83, 92, 106-108, 126, 138, 150, 162, 170-175, 187, 194, 202, 217-227
src/state/charm_state.py                    72     15     14      4    78%   89-91, 96-97, 100, 137-142, 151, 193-195, 207-208
src/state/exception.py                       1      0      0      0   100%
src/state/ha.py                             30      1      2      1    94%   50
src/state/haproxy_route.py                 105     19     28      5    76%   100, 114-117, 131-135, 149-157, 211, 221-222, 253, 261
src/state/ingress.py                        35      0      4      0   100%
src/state/ingress_per_unit.py               31      0      4      0   100%
src/state/tls.py                            38      5     10      3    83%   76, 114-119, 125-126
src/state/validation.py                     46     23      8      1    44%   66-67, 71-98
src/tls_relation.py                         43      5     12      4    84%   73-74, 76->75, 99-105, 117->119
------------------------------------------------------------------------------------
TOTAL                                     1129    264    230     49    72%

Static code analysis report

Run started:2025-07-30 09:45:27.773816

Test results:
  No issues identified.

Code scanned:
  Total lines of code: 4153
  Total lines skipped (#nosec): 4
  Total potential issues skipped due to specifically being disabled (e.g., #nosec BXXX): 3

Run metrics:
  Total issues (by severity):
  	Undefined: 0
  	Low: 0
  	Medium: 0
  	High: 0
  Total issues (by confidence):
  	Undefined: 0
  	Low: 0
  	Medium: 0
  	High: 0
Files skipped (0):