Update README miletone numbering

Author: radomirchev

ROADMAP.md

@@ -2,7 +2,7 @@
 
 # Current Milestone
 
-## Milestone 32, (Due by Jul, 2024)
+## Milestone 33, (Due by Jul, 2024)
 
 1. Horizontal row dimension expansion for Pivot Grid [#14270](https://github.com/IgniteUI/igniteui-angular/issues/14270)
 2. Headers focus and keyboard navigation for Pivot Grid Row Dimension Headers [#14249](https://github.com/IgniteUI/igniteui-angular/issues/14249)
@@ -16,15 +16,15 @@
 
 # Previous Milestone
 
-## Milestone 31, version 18.0 (Released Jun 07th, 2024)
+## Milestone 32, version 18.0 (Released Jun 07th, 2024)
 
 1. Support of Angular 18
 2. **[DONE]** Expose a header template for the chip area of the headers of the rows dimension in the pivot grid [#14016](https://github.com/IgniteUI/igniteui-angular/issues/14016)
 3. **[DONE]** Expose headers for row dimensions to be visible in excel when exporting a pivot grid [#14017](https://github.com/IgniteUI/igniteui-angular/issues/14017)
 4. **[DONE]** igxToggle: setOffset function increments the offset instead of setting a specific value [#14174](https://github.com/IgniteUI/igniteui-angular/issues/14174)
 5. **[DONE]** BREAKING CHANGE: Depricate of displayDensity property [Update Guide](https://www.infragistics.com/products/ignite-ui-angular/angular/components/general/update-guide#from-172x-to-180x)
 
-## Milestone 30, version 17.2 (Released Apr 29th, 2024)
+## Milestone 31, version 17.2 (Released Apr 29th, 2024)
 
 1. **[DONE]** Update calendar theme to match material [#10400](https://github.com/IgniteUI/igniteui-angular/issues/10400)
 2. **[DONE]** Calendar: Default date formatting in the header [#13811](https://github.com/IgniteUI/igniteui-angular/issues/13811)
@@ -33,22 +33,22 @@
 5. **[DONE]** Date/datetime/time editors should accept the same formats that the angular pipes accept [#14011](https://github.com/IgniteUI/igniteui-angular/issues/14011)
 
 
-## Milestone 29, version 17.1 (Released Feb 26th, 2024)
+## Milestone 30, version 17.1 (Released Feb 26th, 2024)
 
 1. **[DONE]** Improve package tree-shaking [#13562](https://github.com/IgniteUI/igniteui-angular/issues/13562)
 2. **[DONE]** Deprecate rowID and rowData in interfaces [#10617](https://github.com/IgniteUI/igniteui-angular/issues/10617)
 3. **[DONE]** Component: Icon Button [#13590](https://github.com/IgniteUI/igniteui-angular/issues/13590)
 4. **[DONE]** HammerJS is now an optional dependency
 
-## Milestone 28, version 17.0 (Released Nov 9th, 2023) [Release Blog 17.0](https://www.infragistics.com/community/blogs/b/infragistics/posts/ignite-ui-for-angular-17-0-0)
+## Milestone 29, version 17.0 (Released Nov 9th, 2023) [Release Blog 17.0](https://www.infragistics.com/community/blogs/b/infragistics/posts/ignite-ui-for-angular-17-0-0)
 
 1. **[DONE]** Support of Angular 17
 2. **[DONE]** Refactor switch and radio to inherit from checkbox [#13563](https://github.com/IgniteUI/igniteui-angular/issues/13563)
 3. Improve package tree-shaking [#13562](https://github.com/IgniteUI/igniteui-angular/issues/13562)
 4. **[DONE]** Improve package tree-shaking of animations [#13494](https://github.com/IgniteUI/igniteui-angular/pull/13494) part of [#13418](https://github.com/IgniteUI/igniteui-angular/pull/13418)
 5. **[DONE]** Deprecate rowID and rowData in interfaces [#10617](https://github.com/IgniteUI/igniteui-angular/issues/10617)
 
-## Milestone 27, version 16.1 (Released Oct 5th, 2023) [Release Blog 16.1](https://www.infragistics.com/community/blogs/b/infragistics/posts/ignite-ui-for-angular-16-1-0)
+## Milestone 28, version 16.1 (Released Oct 5th, 2023) [Release Blog 16.1](https://www.infragistics.com/community/blogs/b/infragistics/posts/ignite-ui-for-angular-16-1-0)
 
 1. **[DONE]** Introduce `--ig-size` CSS variable. [#13389](https://github.com/IgniteUI/igniteui-angular/issues/13389) **NOTE**: DisplayDensity will be deprecated in `17.0.0` with `--ig-size` becoming the primary sizing approach.
 2. **[DONE]** Improved tree-shaking support for `igniteui-angular-i18n` [#13411](https://github.com/IgniteUI/igniteui-angular/issues/13411) part of [#13418](https://github.com/IgniteUI/igniteui-angular/pull/13418)
@@ -59,7 +59,7 @@
 8. **[DONE]** Select item built-in prefix/suffix support [#13208](https://github.com/IgniteUI/igniteui-angular/issues/13208)
 9. **[DONE]** Stepper - Resolve differences in the step indicаtor between Web Components and Angular [#12988](https://github.com/IgniteUI/igniteui-angular/issues/12988)
 
-## Milestone 26, version 16.0 (Released May 15th, 2023) [Release Blog 16.0](https://www.infragistics.com/community/blogs/b/infragistics/archive/2023/05/15/ignite-ui-for-angular-16-0-0-release)
+## Milestone 27, version 16.0 (Released May 15th, 2023) [Release Blog 16.0](https://www.infragistics.com/community/blogs/b/infragistics/archive/2023/05/15/ignite-ui-for-angular-16-0-0-release)
 
 1. **[DONE]** Compatability with Angular 16.0
 2. **[DONE]** [Themes] - Use the sizable mixins and functions to size components [#12347](https://github.com/IgniteUI/igniteui-angular/issues/12347)
@@ -71,7 +71,7 @@
 8. **[DONE]** [IgxForOfDirective] use generic types #12182 (https://github.com/IgniteUI/igniteui-angular/issues/12182)
 9. **[DONE]** IgxForOf directive does not support as syntax in template for bound data [#13212](https://github.com/IgniteUI/igniteui-angular/issues/13212)
 
-## Milestone 25, version 15.1 (Releasd March 28th, 2023) 
+## Milestone 26, version 15.1 (Releasd March 28th, 2023) 
 
 1. **[DONE]** [Themes] - Use the sizable mixins and functions to size components [#12347](https://github.com/IgniteUI/igniteui-angular/issues/12347)
 2. **[DONE]** [Input] Update the UI according to the new design. [#12421](https://github.com/IgniteUI/igniteui-angular/issues/12421)
@@ -88,7 +88,7 @@
 13. **[DONE]** Support height for card component [#12555](https://github.com/IgniteUI/igniteui-angular/issues/12555)
 14. **[DONE]** Design update of Combo Component
 
-## Milestone 24, version 15.0 (Released November 23rd, 2022) [Release Blog 15.0](https://www.infragistics.com/community/blogs/b/infragistics/posts/ignite-ui-december-release-2022)
+## Milestone 25, version 15.0 (Released November 23rd, 2022) [Release Blog 15.0](https://www.infragistics.com/community/blogs/b/infragistics/posts/ignite-ui-december-release-2022)
 
 1. **[DONE]** Support exporting grid with summaries [#11598](https://github.com/IgniteUI/igniteui-angular/issues/11598)
 2. **[DONE]** Themes: Add support for adjusting spacing via CSS vars [#11368](https://github.com/IgniteUI/igniteui-angular/issues/11368)