Pin dependencies

This MR contains the following updates:

Package	Type	Update	Change
italia/spid-symfony-bundle	require	pin	^0.2.2@beta -> 0.2.2-beta
knpuniversity/oauth2-client-bundle (source)	require	pin	^1.33 -> 1.34.0
league/oauth2-facebook	require	pin	^2.0 -> 2.0.2
league/oauth2-github	require	pin	^2.0 -> 2.0.0
league/oauth2-google	require	pin	^3.0 -> 3.0.3
league/oauth2-instagram	require	pin	^2.0 -> 2.0.0
symfony/cache (source)	require	pin	^3.4 -> 3.4.45
symfony/security-csrf (source)	require	pin	^3.4 -> 3.4.45

📌 Important: Renovate will wait until you have merged this Pin MR before creating any upgrade MRs for the affected packages. Add the preset :preserveSemverRanges to your config if you instead don't wish to pin dependencies.

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