Add field settings per user

[vitPinchuk]

Issue:
Would it possible to update the Time Series (Volkov Labs) plugin to enable the user to select which variables to see in the Time Series and save by profile as shown below:

Settings in popup:

[asimonok]

after deleting node_modules and install dependenceis
npm run dev compiles but with errors

Type-checking in progress...
ERROR in ./src/app/features/explore/utils/links.ts:129:28
TS2339: Property 'transformations' does not exist on type 'InternalDataLink<any>'.
    127 |       } else {
    128 |         let internalLinkSpecificVars: ScopedVars = {};
  > 129 |         if (link.internal?.transformations) {
        |                            ^^^^^^^^^^^^^^^
    130 |           link.internal?.transformations.forEach((transformation) => {
    131 |             let fieldValue;
    132 |             if (transformation.field) {

ERROR in ./src/app/features/explore/utils/links.ts:130:26
TS2339: Property 'transformations' does not exist on type 'InternalDataLink<any>'.
    128 |         let internalLinkSpecificVars: ScopedVars = {};
    129 |         if (link.internal?.transformations) {
  > 130 |           link.internal?.transformations.forEach((transformation) => {
        |                          ^^^^^^^^^^^^^^^
    131 |             let fieldValue;
    132 |             if (transformation.field) {
    133 |               const transformField = dataFrame?.fields.find((field) => field.name === transformation.field);

ERROR in ./src/app/features/explore/utils/links.ts:130:51
TS7006: Parameter 'transformation' implicitly has an 'any' type.
    128 |         let internalLinkSpecificVars: ScopedVars = {};
    129 |         if (link.internal?.transformations) {
  > 130 |           link.internal?.transformations.forEach((transformation) => {
        |                                                   ^^^^^^^^^^^^^^
    131 |             let fieldValue;
    132 |             if (transformation.field) {
    133 |               const transformField = dataFrame?.fields.find((field) => field.name === transformation.field);

Found 3 errors in 2037 ms.

[asimonok]

Please keep frame settings shown after change. User should have to select all options and close it after

[asimonok]

Looks good!

@mikhail-vl ready for review