Merge ~troyanov/maas:backport-print-sslerror-3.3 into maas:3.3

[Anton Troyanov]

chore(cli): print SSLError.reason

(cherry picked from commit 1dc51ed9092eb3fcaa8d5bc9f6ec8ee1f886c80e)

[Anton Troyanov (troyanov)]

Self approve backport to 3.3

review: Approve

[MAAS Lander (maas-lander)]

UNIT TESTS
-b backport-print-sslerror-3.3 lp:~troyanov/maas/+git/maas into -b 3.3 lp:~maas-committers/maas

STATUS: SUCCESS
COMMIT: a01c7428dbfcb61fbadd21badda5a31cdd89030b

review: Approve

diff --git a/src/maascli/api.py b/src/maascli/api.py
index 7196977..1a4c14c 100644
--- a/src/maascli/api.py
+++ b/src/maascli/api.py
@@ -49,10 +49,11 @@ def http_request(
         if isinstance(url, bytes):
             url = url.decode("ascii")
         return http.request(url, method, body=body, headers=headers)
-    except httplib2.ssl.SSLError:
+    except httplib2.ssl.SSLError as error:
         raise CommandError(
             "Certificate verification failed, use --insecure/-k to "
             "disable the certificate check."
+            f"{getattr(error, 'reason', '')}"
         )