Add support explicit MetadataStore declarations instead of (or in addition to) a global one [INT-3173]

[spring-operator]

Artem Bilan opened INT-3173 and commented

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Issue Links:

• MetadataStore Key is named '(inner bean)' [INT-3147] #7119 MetadataStore Key is named '(inner bean)'

[spring-operator]

Artem Bilan commented

PR: #928