[ci] more precise regex for renovate images detection (#5461)

* [ci] more precise regex for images detection

Signed-off-by: Jan-Otto Kröpke <mail@jkroepke.de>

* Update renovate.json

Co-authored-by: Gabriel Martinez <19713226+GMartinez-Sisti@users.noreply.github.com>
Signed-off-by: Jan-Otto Kröpke <github@jkroepke.de>

---------

Signed-off-by: Jan-Otto Kröpke <mail@jkroepke.de>
Signed-off-by: Jan-Otto Kröpke <github@jkroepke.de>
Co-authored-by: Gabriel Martinez <19713226+GMartinez-Sisti@users.noreply.github.com>

Author: jkroepke

renovate.json

@@ -26,7 +26,7 @@
         "(^|/).+\\.yaml$"
       ],
       "matchStrings": [
-        "\\s*image:\\s+registry:\\s*[\\\"']?(?<registry>.*?)[\\\"']?\\s+(?:repository|name):\\s*[\\\"']?(?<repository>.*?)[\\\"']?\\s+tag:\\s*[\\\"']?(?<currentValue>[\\w+\\.\\-]*)(?:@(?<currentDigest>sha256:[a-f0-9]+))?[\\\"']?"
+        "[\\t ]*image:\\s+registry:\\s*[\\\"']?(?<registry>\\S+\\.\\S+?)[\\\"']?[\\t ]*\\r?\\n[\\t ]*(?:repository|name):\\s*[\\\"']?(?<repository>.*?)[\\\"']?[\\t ]*\\r?\\n[\\t ]*tag:\\s*[\\\"']?(?<currentValue>[\\w+\\.\\-]*)(?:@(?<currentDigest>sha256:[a-f0-9]+))?[\\\"']?"
       ],
       "depNameTemplate": "{{{ registry }}}/{{{ repository }}}",
       "datasourceTemplate": "docker"
@@ -37,7 +37,7 @@
         "(^|/).+\\.yaml$"
       ],
       "matchStrings": [
-        "\\s*image:\\s+[\\\"']?(?<registry>[^{]+\\..+?)\\/(?<repository>.*?):(?<currentValue>[\\w+\\.\\-]*)(?:@(?<currentDigest>sha256:[a-f0-9]+))?[\\\"']?"
+        "[\\t ]*image:\\s+[\\\"']?(?<registry>\\S+\\.\\S+?)\\/(?<repository>.*?):(?<currentValue>[\\w+\\.\\-]*)(?:@(?<currentDigest>sha256:[a-f0-9]+))?[\\\"']?"
       ],
       "depNameTemplate": "{{{ registry }}}/{{{ repository }}}",
       "datasourceTemplate": "docker"