doc: Update README.md to reflect the new community meeting cadence (#89)

update readme

Signed-off-by: Ryan Zhang <zhangryan@microsoft.com>
Co-authored-by: Ryan Zhang <zhangryan@microsoft.com>

Author: ryanzhang-oss

README.md

@@ -38,7 +38,7 @@ You can reach the KubeFleet community and developers via the following channels:
 We host bi-weekly community meetings that alternate between US/EU and APAC friendly time. In these sessions the community will showcase demos and discuss the current and future state of the project.
 
 Please refer to the [calendar](https://zoom-lfx.platform.linuxfoundation.org/meetings/kubefleet?view=month) for the latest schedule:
-* Wednesdays at 09:30am PT [US/EU](https://zoom-lfx.platform.linuxfoundation.org/meeting/93624014488?password=27667a5c-9238-4b5a-b4d8-96daadaa9fa4) (biweekly). [Convert to your timezone](https://dateful.com/convert/pacific-time-pt?t=930am).
+* Wednesdays at 09:30am PT [US/EU](https://zoom-lfx.platform.linuxfoundation.org/meeting/93624014488?password=27667a5c-9238-4b5a-b4d8-96daadaa9fa4) (weekly). [Convert to your timezone](https://dateful.com/convert/pacific-time-pt?t=930am).
 * Thursday at 9:00am CST [APAC](https://zoom-lfx.platform.linuxfoundation.org/meeting/98901589453?password=9ab588fd-1214-40c3-84c2-757c124e984f) (biweekly).  [Convert to your timezone](https://dateful.com/convert/beijing-china?t=9am).
 
 For more meeting information, minutes and recordings, please see the [KubeFleet community meeting doc](https://docs.google.com/document/d/1iMcHn11fPlb9ZGoMHiGEBvdIc44W1CjZvsPH3eBg6pA/edit?usp=sharing).
@@ -61,4 +61,4 @@ For more information, see [SUPPORT](SUPPORT.md).
 [5]:  https://img.shields.io/github/go-mod/go-version/kubefleet-dev/kubefleet
 
 Copyright The KubeFleet Authors.
-The Linux Foundation® (TLF) has registered trademarks and uses trademarks. For a list of TLF trademarks, see [Trademark Usage](https://www.linuxfoundation.org/trademark-usage/).
+The Linux Foundation® (TLF) has registered trademarks and uses trademarks. For a list of TLF trademarks, see [Trademark Usage](https://www.linuxfoundation.org/trademark-usage/).