Notification of string changes

Author: Matt Porritt
MDL-82609 AI: Provider - Action settings
Allow each each Provider plugin to be able
to specify settings for the actions that they
support. Adds admin setting support for these
settings.


http://git.moodle.org/gw?p=moodle.git;a=commit;h=2ae9b25ad48f76a7db7e4ab031354f58363fe097
http://github.com/moodle/moodle/commit/2ae9b25ad48f76a7db7e4ab031354f58363fe097

+ 4.5 en [action:generate_image:endpoint,aiprovider_openai]
+ 4.5 en [action:generate_image:endpoint_desc,aiprovider_openai]
+ 4.5 en [action:generate_image:model,aiprovider_openai]
+ 4.5 en [action:generate_image:model_desc,aiprovider_openai]
+ 4.5 en [action:generate_text:endpoint,aiprovider_openai]
+ 4.5 en [action:generate_text:endpoint_desc,aiprovider_openai]
+ 4.5 en [action:generate_text:model,aiprovider_openai]
+ 4.5 en [action:generate_text:model_desc,aiprovider_openai]
+ 4.5 en [action:generate_text:systeminstruction,aiprovider_openai]
+ 4.5 en [action:generate_text:systeminstruction_desc,aiprovider_openai]
+ 4.5 en [action:summarise_text:endpoint,aiprovider_openai]
+ 4.5 en [action:summarise_text:endpoint_desc,aiprovider_openai]
+ 4.5 en [action:summarise_text:model,aiprovider_openai]
+ 4.5 en [action:summarise_text:model_desc,aiprovider_openai]
+ 4.5 en [action:summarise_text:systeminstruction,aiprovider_openai]
+ 4.5 en [action:summarise_text:systeminstruction_desc,aiprovider_openai]
+ 4.5 en [action_generate_text_instruction,ai]
+ 4.5 en [actionsettingprovider,ai]
+ 4.5 en [actionsettingprovider_desc,ai]