Update irradiance.py

Exclude .*=| from negative lookahead

^(\s{8}|\s{4})(?!try|else|doi|DOI|Warning|Access|Requests|Note)(\w*): (?!.*:)(.+)$

Reason: just this line 🌝
Remaining matches are type annotations in modelchain.py and pvsystem.py

Author: echedey-ls

pvlib/irradiance.py

@@ -1086,7 +1086,7 @@ def perez(surface_tilt, surface_azimuth, dhi, dni, dni_extra,
         * 'capecanaveral1988'
         * 'albany1988'
 
-    return_components: bool (optional, default=False)
+    return_components : bool (optional, default=False)
         Flag used to decide whether to return the calculated diffuse components
         or not.